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222010102111020 = 223510539735106961
BaseRepresentation
bin110010011110101011000001…
…010001011101101100101100
31002010001221212201211211022020
4302132223001101131230230
5213044403142120023040
62104102011035550140
764522462202353266
oct6236530121355454
91063057781754266
10222010102111020
1164814a56939753
1220a97065bbb350
1396b56029c6a62
143cb74bc274b36
151a9eed3c30cd0
hexc9eac145db2c

222010102111020 has 48 divisors (see below), whose sum is σ = 621634201587168. Its totient is φ = 59202130498560.

The previous prime is 222010102110887. The next prime is 222010102111037. The reversal of 222010102111020 is 20111201010222.

222010102111020 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11229661 + ... + 23877300.

It is an arithmetic number, because the mean of its divisors is an integer number (12950712533066).

Almost surely, 2222010102111020 is an apocalyptic number.

222010102111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222010102111020 is an abundant number, since it is smaller than the sum of its proper divisors (399624099476148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222010102111020 is a wasteful number, since it uses less digits than its factorization.

222010102111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35212370 (or 35212368 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222010102111020 its reverse (20111201010222), we get a palindrome (242121303121242).

The spelling of 222010102111020 in words is "two hundred twenty-two trillion, ten billion, one hundred two million, one hundred eleven thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 105397 210794 316191 421588 526985 632382 1053970 1264764 1580955 2107940 3161910 6323820 35106961 70213922 105320883 140427844 175534805 210641766 351069610 421283532 526604415 702139220 1053208830 2106417660 3700168368517 7400336737034 11100505105551 14800673474068 18500841842585 22201010211102 37001683685170 44402020422204 55502525527755 74003367370340 111005051055510 222010102111020