1012837533012 has 18 divisors (see below), whose sum is σ = 2560228208538. Its totient is φ = 337612510992.

The previous prime is 1012837532999. The next prime is 1012837533013. The reversal of 1012837533012 is 2103357382101.

It is a happy number.

1012837533012 is a `hidden beast` number, since 1 + 0 + 1 + 283 + 75 + 3 + 301 + 2 = 666.

1012837533012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1011883093776 + 954439236 = 1005924^2 + 30894^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 28134375917 = 1012837533012 / (1 + 0 + 1 + 2 + 8 + 3 + 7 + 5 + 3 + 3 + 0 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012837533013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14067187923 + ... + 14067187994.

Almost surely, 2^{1012837533012} is an apocalyptic number.

1012837533012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012837533012 is an abundant number, since it is smaller than the sum of its proper divisors (1547390675526).

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

1012837533012 is a wasteful number, since it uses less digits than its factorization.

1012837533012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28134375927 (or 28134375922 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 1012837533012 in words is "one trillion, twelve billion, eight hundred thirty-seven million, five hundred thirty-three thousand, twelve".