1013022020964 has 12 divisors (see below), whose sum is σ = 2363718048944. Its totient is φ = 337674006984.

The previous prime is 1013022020963. The next prime is 1013022021007. The reversal of 1013022020964 is 4690202203101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1013022020964² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013022020963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42209250862 + ... + 42209250885.

Almost surely, 2^{1013022020964} is an apocalyptic number.

It is an amenable number.

1013022020964 is an abundant number, since it is smaller than the sum of its proper divisors (1350696027980).

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

1013022020964 is a wasteful number, since it uses less digits than its factorization.

1013022020964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84418501754 (or 84418501752 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 1013022020964 in words is "one trillion, thirteen billion, twenty-two million, twenty thousand, nine hundred sixty-four".