102115152552 has 32 divisors (see below), whose sum is σ = 291757579200. Its totient is φ = 29175757824.

The previous prime is 102115152541. The next prime is 102115152571. The reversal of 102115152552 is 255251511201.

It is a super-2 number, since 2×102115152552² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303913977 + ... + 303914312.

It is an arithmetic number, because the mean of its divisors is an integer number (9117424350).

Almost surely, 2^102115152552 is an apocalyptic number.

102115152552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102115152552 is an abundant number, since it is smaller than the sum of its proper divisors (189642426648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102115152552 is a wasteful number, since it uses less digits than its factorization.

102115152552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607828305 (or 607828301 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 30.

Adding to 102115152552 its reverse (255251511201), we get a palindrome (357366663753).

The spelling of 102115152552 in words is "one hundred two billion, one hundred fifteen million, one hundred fifty-two thousand, five hundred fifty-two".