13102121023320 has 128 divisors (see below), whose sum is σ = 44924774768640. Its totient is φ = 2994556055040.

The previous prime is 13102121023297. The next prime is 13102121023391. The reversal of 13102121023320 is 2332012120131.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11328690 + ... + 12431550.

It is an arithmetic number, because the mean of its divisors is an integer number (350974802880).

Almost surely, 2^{13102121023320} is an apocalyptic number.

13102121023320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13102121023320 is an abundant number, since it is smaller than the sum of its proper divisors (31822653745320).

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

13102121023320 is a wasteful number, since it uses less digits than its factorization.

13102121023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117025 (or 1117021 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13102121023320 its reverse (2332012120131), we get a palindrome (15434133143451).

The spelling of 13102121023320 in words is "thirteen trillion, one hundred two billion, one hundred twenty-one million, twenty-three thousand, three hundred twenty".