1011212100136 has 32 divisors (see below), whose sum is σ = 2166921504000. Its totient is φ = 433368927936.

The previous prime is 1011212100133. The next prime is 1011212100137. The reversal of 1011212100136 is 6310012121101.

It is a super-2 number, since 2×1011212100136² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011212100131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3966570 + ... + 4213798.

It is an arithmetic number, because the mean of its divisors is an integer number (67716297000).

Almost surely, 2^{1011212100136} is an apocalyptic number.

It is an amenable number.

1011212100136 is an abundant number, since it is smaller than the sum of its proper divisors (1155709403864).

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

1011212100136 is a wasteful number, since it uses less digits than its factorization.

1011212100136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320281 (or 320277 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1011212100136 its reverse (6310012121101), we get a palindrome (7321224221237).

The spelling of 1011212100136 in words is "one trillion, eleven billion, two hundred twelve million, one hundred thousand, one hundred thirty-six".