102252013533 has 6 divisors (see below), whose sum is σ = 147697352894. Its totient is φ = 68168009016.

The previous prime is 102252013483. The next prime is 102252013541. The reversal of 102252013533 is 335310252201.

It is a happy number.

102252013533 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 520 + 135 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 64733098329 + 37518915204 = 254427^2 + 193698^2 .

It is not a de Polignac number, because 102252013533 - 2¹⁰ = 102252012509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102252013497 and 102252013506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102252013543) 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, 5680667410 + ... + 5680667427.

Almost surely, 2^102252013533 is an apocalyptic number.

It is an amenable number.

102252013533 is a deficient number, since it is larger than the sum of its proper divisors (45445339361).

102252013533 is a wasteful number, since it uses less digits than its factorization.

102252013533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11361334843 (or 11361334840 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 102252013533 its reverse (335310252201), we get a palindrome (437562265734).

The spelling of 102252013533 in words is "one hundred two billion, two hundred fifty-two million, thirteen thousand, five hundred thirty-three".