1313201220132 has 48 divisors (see below), whose sum is σ = 3323510713152. Its totient is φ = 401936286720.

The previous prime is 1313201220073. The next prime is 1313201220161. The reversal of 1313201220132 is 2310221023131.

It is a junction number, because it is equal to n+sod(n) for n = 1313201220099 and 1313201220108.

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, 78494818 + ... + 78511545.

It is an arithmetic number, because the mean of its divisors is an integer number (69239806524).

Almost surely, 2^{1313201220132} is an apocalyptic number.

1313201220132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313201220132 is an abundant number, since it is smaller than the sum of its proper divisors (2010309493020).

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

1313201220132 is a wasteful number, since it uses less digits than its factorization.

1313201220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157006428 (or 157006426 counting only the distinct ones).

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

Adding to 1313201220132 its reverse (2310221023131), we get a palindrome (3623422243263).

The spelling of 1313201220132 in words is "one trillion, three hundred thirteen billion, two hundred one million, two hundred twenty thousand, one hundred thirty-two".