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222202101122122 = 21110100095505551
BaseRepresentation
bin110010100001011101110101…
…010011100100010001001010
31002010202022110110212011101111
4302201131311103210101022
5213111024400341401442
62104330122553040534
764542400131131122
oct6241356523442112
91063668413764344
10222202101122122
1164889422317530
1220b0830a0b614a
1396ca750517974
143cc28d38b1c82
151aa4ebea61b17
hexca17754e444a

222202101122122 has 8 divisors (see below), whose sum is σ = 363603438199872. Its totient is φ = 101000955055500.

The previous prime is 222202101122051. The next prime is 222202101122129. The reversal of 222202101122122 is 221221101202222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 10100095505551 = 222202101122122 / (2 + 2 + 2 + 2 + 0 + 2 + 1 + 0 + 1 + 1 + 2 + 2 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 222202101122093 and 222202101122102.

It is not an unprimeable number, because it can be changed into a prime (222202101122129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050047752754 + ... + 5050047752797.

It is an arithmetic number, because the mean of its divisors is an integer number (45450429774984).

Almost surely, 2222202101122122 is an apocalyptic number.

222202101122122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222202101122122 is a deficient number, since it is larger than the sum of its proper divisors (141401337077750).

222202101122122 is a wasteful number, since it uses less digits than its factorization.

222202101122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100095505564.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222202101122122 its reverse (221221101202222), we get a palindrome (443423202324344).

The spelling of 222202101122122 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 11 22 10100095505551 20200191011102 111101050561061 222202101122122