1012264121056 has 24 divisors (see below), whose sum is σ = 1992936544200. Its totient is φ = 506121506688.

The previous prime is 1012264120997. The next prime is 1012264121149. The reversal of 1012264121056 is 6501214622101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1362370 + ... + 1969918.

It is an arithmetic number, because the mean of its divisors is an integer number (83039022675).

Almost surely, 2^{1012264121056} is an apocalyptic number.

1012264121056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1012264121056 is a deficient number, since it is larger than the sum of its proper divisors (980672423144).

1012264121056 is an equidigital number, since it uses as much as digits as its factorization.

1012264121056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659626 (or 659618 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 1012264121056 its reverse (6501214622101), we get a palindrome (7513478743157).

The spelling of 1012264121056 in words is "one trillion, twelve billion, two hundred sixty-four million, one hundred twenty-one thousand, fifty-six".