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12222010122201 = 3311937154328463
BaseRepresentation
bin1011000111011010100010…
…0100100101111111011001
31121021102010220021211211000
42301312220210211333121
53100221134042402301
641554414113255213
72401003542634005
oct261665044457731
947242126254730
1012222010122201
1139923640a5640
12145485a564509
136a86b89960b9
14303796d17705
15162dc8822786
hexb1da8925fd9

12222010122201 has 64 divisors (see below), whose sum is σ = 19787334819840. Its totient is φ = 7394318305920.

The previous prime is 12222010122191. The next prime is 12222010122233. The reversal of 12222010122201 is 10222101022221.

It is a happy number.

12222010122201 is a `hidden beast` number, since 122 + 220 + 1 + 0 + 122 + 201 = 666.

It is not a de Polignac number, because 12222010122201 - 211 = 12222010120153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12222010102201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 429385696 + ... + 429414158.

It is an arithmetic number, because the mean of its divisors is an integer number (309177106560).

Almost surely, 212222010122201 is an apocalyptic number.

12222010122201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12222010122201 is a deficient number, since it is larger than the sum of its proper divisors (7565324697639).

12222010122201 is a wasteful number, since it uses less digits than its factorization.

12222010122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30963 (or 30957 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12222010122201 its reverse (10222101022221), we get a palindrome (22444111144422).

The spelling of 12222010122201 in words is "twelve trillion, two hundred twenty-two billion, ten million, one hundred twenty-two thousand, two hundred one".