1312155215022 has 16 divisors (see below), whose sum is σ = 2640410496000. Its totient is φ = 434701727352.

The previous prime is 1312155215009. The next prime is 1312155215071. The reversal of 1312155215022 is 2205125512131.

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, 670835022 + ... + 670836977.

It is an arithmetic number, because the mean of its divisors is an integer number (165025656000).

Almost surely, 2^{1312155215022} is an apocalyptic number.

1312155215022 is an abundant number, since it is smaller than the sum of its proper divisors (1328255280978).

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

1312155215022 is a wasteful number, since it uses less digits than its factorization.

1312155215022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341672167.

The product of its (nonzero) digits is 6000, while the sum is 30.

The spelling of 1312155215022 in words is "one trillion, three hundred twelve billion, one hundred fifty-five million, two hundred fifteen thousand, twenty-two".