20100011012 has 36 divisors (see below), whose sum is σ = 37605125376. Its totient is φ = 9390390240.

The previous prime is 20100011003. The next prime is 20100011021. The reversal of 20100011012 is 21011000102.

It is an interprime number because it is at equal distance from previous prime (20100011003) and next prime (20100011021).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7913 + ... + 200655.

It is an arithmetic number, because the mean of its divisors is an integer number (1044586816).

Almost surely, 2^20100011012 is an apocalyptic number.

It is an amenable number.

20100011012 is a deficient number, since it is larger than the sum of its proper divisors (17505114364).

20100011012 is a wasteful number, since it uses less digits than its factorization.

20100011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192836 (or 192805 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20100011012 its reverse (21011000102), we get a palindrome (41111011114).

The spelling of 20100011012 in words is "twenty billion, one hundred million, eleven thousand, twelve".