1321130113192 has 32 divisors (see below), whose sum is σ = 2585234361600. Its totient is φ = 631743496384.

The previous prime is 1321130113187. The next prime is 1321130113243. The reversal of 1321130113192 is 2913110311231.

It is a self number, because there is not a number n which added to its sum of digits gives 1321130113192.

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, 580833 + ... + 1726159.

It is an arithmetic number, because the mean of its divisors is an integer number (80788573800).

Almost surely, 2^{1321130113192} is an apocalyptic number.

It is an amenable number.

1321130113192 is a deficient number, since it is larger than the sum of its proper divisors (1264104248408).

1321130113192 is a wasteful number, since it uses less digits than its factorization.

1321130113192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151625 (or 1151621 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 28.

The spelling of 1321130113192 in words is "one trillion, three hundred twenty-one billion, one hundred thirty million, one hundred thirteen thousand, one hundred ninety-two".