10011211012 has 96 divisors (see below), whose sum is σ = 20337537024. Its totient is φ = 4267401600.

The previous prime is 10011211003. The next prime is 10011211033. The reversal of 10011211012 is 21011211001.

It is a self number, because there is not a number n which added to its sum of digits gives 10011211012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19902753 + ... + 19903255.

It is an arithmetic number, because the mean of its divisors is an integer number (211849344).

Almost surely, 2^10011211012 is an apocalyptic number.

It is an amenable number.

10011211012 is an abundant number, since it is smaller than the sum of its proper divisors (10326326012).

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

10011211012 is a wasteful number, since it uses less digits than its factorization.

10011211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889 (or 887 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10011211012 its reverse (21011211001), we get a palindrome (31022422013).

The spelling of 10011211012 in words is "ten billion, eleven million, two hundred eleven thousand, twelve".