1012135265126 has 16 divisors (see below), whose sum is σ = 1533826191744. Its totient is φ = 500886104064.

The previous prime is 1012135265117. The next prime is 1012135265161. The reversal of 1012135265126 is 6215625312101.

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, 6481691 + ... + 6636006.

It is an arithmetic number, because the mean of its divisors is an integer number (95864136984).

Almost surely, 2^{1012135265126} is an apocalyptic number.

1012135265126 is a deficient number, since it is larger than the sum of its proper divisors (521690926618).

1012135265126 is a wasteful number, since it uses less digits than its factorization.

1012135265126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13118095.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 1012135265126 in words is "one trillion, twelve billion, one hundred thirty-five million, two hundred sixty-five thousand, one hundred twenty-six".