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10012221222220 = 225771515865873
BaseRepresentation
bin1001000110110010011011…
…1000111010110101001100
31022110011021220121200000101
42101230212320322311030
52303020012113102340
633143315000140444
72052234114124630
oct221544670726514
938404256550011
1010012221222220
113210182953178
121158528767724
135781c1097b69
14268846294dc0
15125692d10c9a
hex91b26e3ad4c

10012221222220 has 24 divisors (see below), whose sum is σ = 24029330933664. Its totient is φ = 3432761561856.

The previous prime is 10012221222217. The next prime is 10012221222233. The reversal of 10012221222220 is 2222212221001.

10012221222220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35757932797 + ... + 35757933076.

It is an arithmetic number, because the mean of its divisors is an integer number (1001222122236).

Almost surely, 210012221222220 is an apocalyptic number.

10012221222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012221222220 is an abundant number, since it is smaller than the sum of its proper divisors (14017109711444).

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

10012221222220 is a wasteful number, since it uses less digits than its factorization.

10012221222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71515865889 (or 71515865887 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10012221222220 its reverse (2222212221001), we get a palindrome (12234433443221).

The spelling of 10012221222220 in words is "ten trillion, twelve billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 71515865873 143031731746 286063463492 357579329365 500611061111 715158658730 1001222122222 1430317317460 2002444244444 2503055305555 5006110611110 10012221222220