102244244013 has 6 divisors (see below), whose sum is σ = 147686130254. Its totient is φ = 68162829336.

The previous prime is 102244243993. The next prime is 102244244027. The reversal of 102244244013 is 310442442201.

102244244013 is a `hidden beast` number, since 1 + 0 + 224 + 424 + 4 + 0 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 81509108004 + 20735136009 = 285498^2 + 143997^2 .

It is not a de Polignac number, because 102244244013 - 2²⁴ = 102227466797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102244244033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5680235770 + ... + 5680235787.

Almost surely, 2^102244244013 is an apocalyptic number.

It is an amenable number.

102244244013 is a deficient number, since it is larger than the sum of its proper divisors (45441886241).

102244244013 is a wasteful number, since it uses less digits than its factorization.

102244244013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11360471563 (or 11360471560 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 102244244013 its reverse (310442442201), we get a palindrome (412686686214).

The spelling of 102244244013 in words is "one hundred two billion, two hundred forty-four million, two hundred forty-four thousand, thirteen".