1012110001011 has 32 divisors (see below), whose sum is σ = 1505642745600. Its totient is φ = 671941656000.

The previous prime is 1012110000929. The next prime is 1012110001013. The reversal of 1012110001011 is 1101000112101.

It is not a de Polignac number, because 1012110001011 - 2²⁷ = 1011975783283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1012110000984 and 1012110001002.

It is not an unprimeable number, because it can be changed into a prime (1012110001013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78518655 + ... + 78531543.

It is an arithmetic number, because the mean of its divisors is an integer number (47051335800).

Almost surely, 2^{1012110001011} is an apocalyptic number.

1012110001011 is a deficient number, since it is larger than the sum of its proper divisors (493532744589).

1012110001011 is a wasteful number, since it uses less digits than its factorization.

1012110001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24736 (or 24730 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1012110001011 its reverse (1101000112101), we get a palindrome (2113110113112).

The spelling of 1012110001011 in words is "one trillion, twelve billion, one hundred ten million, one thousand, eleven".