102123131313120 has 96 divisors (see below), whose sum is σ = 321692473765152. Its totient is φ = 27232444741632.

The previous prime is 102123131313067. The next prime is 102123131313179. The reversal of 102123131313120 is 21313131321201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32808654 + ... + 35786226.

It is an arithmetic number, because the mean of its divisors is an integer number (3350963268387).

Almost surely, 2^{102123131313120} is an apocalyptic number.

102123131313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102123131313120 is an abundant number, since it is smaller than the sum of its proper divisors (219569342452032).

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

102123131313120 is a wasteful number, since it uses less digits than its factorization.

102123131313120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049044 (or 3049036 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 102123131313120 its reverse (21313131321201), we get a palindrome (123436262634321).

The spelling of 102123131313120 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred thirty-one million, three hundred thirteen thousand, one hundred twenty".