102153113322520 has 32 divisors (see below), whose sum is σ = 247524851513520. Its totient is φ = 37718072611200.

The previous prime is 102153113322503. The next prime is 102153113322599. The reversal of 102153113322520 is 25223311351201.

It is a happy number.

It is a super-2 number, since 2×102153113322520² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 98224146906 + ... + 98224147945.

Almost surely, 2^{102153113322520} is an apocalyptic number.

102153113322520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102153113322520 is an abundant number, since it is smaller than the sum of its proper divisors (145371738191000).

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

102153113322520 is a wasteful number, since it uses less digits than its factorization.

102153113322520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196448294875 (or 196448294871 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 102153113322520 its reverse (25223311351201), we get a palindrome (127376424673721).

The spelling of 102153113322520 in words is "one hundred two trillion, one hundred fifty-three billion, one hundred thirteen million, three hundred twenty-two thousand, five hundred twenty".