102244010121 has 24 divisors (see below), whose sum is σ = 161140258656. Its totient is φ = 61955111040.

The previous prime is 102244010117. The next prime is 102244010123. The reversal of 102244010121 is 121010442201.

102244010121 is a `hidden beast` number, since 102 + 2 + 440 + 1 + 0 + 121 = 666.

It is not a de Polignac number, because 102244010121 - 2² = 102244010117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102244010094 and 102244010103.

It is not an unprimeable number, because it can be changed into a prime (102244010123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 490081 + ... + 666833.

It is an arithmetic number, because the mean of its divisors is an integer number (6714177444).

Almost surely, 2^102244010121 is an apocalyptic number.

102244010121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102244010121 is a deficient number, since it is larger than the sum of its proper divisors (58896248535).

102244010121 is a wasteful number, since it uses less digits than its factorization.

102244010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182613 (or 182610 counting only the distinct ones).

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

Adding to 102244010121 its reverse (121010442201), we get a palindrome (223254452322).

The spelling of 102244010121 in words is "one hundred two billion, two hundred forty-four million, ten thousand, one hundred twenty-one".