13142233135220 has 24 divisors (see below), whose sum is σ = 31541359524864. Its totient is φ = 4505908503456.

The previous prime is 13142233135211. The next prime is 13142233135309. The reversal of 13142233135220 is 2253133224131.

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, 46936546772 + ... + 46936547051.

It is an arithmetic number, because the mean of its divisors is an integer number (1314223313536).

Almost surely, 2^{13142233135220} is an apocalyptic number.

13142233135220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13142233135220 is an abundant number, since it is smaller than the sum of its proper divisors (18399126389644).

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

13142233135220 is a wasteful number, since it uses less digits than its factorization.

13142233135220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93873093839 (or 93873093837 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 13142233135220 its reverse (2253133224131), we get a palindrome (15395366359351).

The spelling of 13142233135220 in words is "thirteen trillion, one hundred forty-two billion, two hundred thirty-three million, one hundred thirty-five thousand, two hundred twenty".