102252243530 has 16 divisors (see below), whose sum is σ = 184084013664. Its totient is φ = 40894236240.

The previous prime is 102252243529. The next prime is 102252243593. The reversal of 102252243530 is 35342252201.

It is a junction number, because it is equal to n+sod(n) for n = 102252243493 and 102252243502.

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, 767936 + ... + 891195.

It is an arithmetic number, because the mean of its divisors is an integer number (11505250854).

Almost surely, 2^102252243530 is an apocalyptic number.

102252243530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102252243530 is a deficient number, since it is larger than the sum of its proper divisors (81831770134).

102252243530 is a wasteful number, since it uses less digits than its factorization.

102252243530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665301.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 102252243530 its reverse (35342252201), we get a palindrome (137594495731).

The spelling of 102252243530 in words is "one hundred two billion, two hundred fifty-two million, two hundred forty-three thousand, five hundred thirty".