20110100012 has 24 divisors (see below), whose sum is σ = 35697984000. Its totient is φ = 9911103696.

The previous prime is 20110100009. The next prime is 20110100053. The reversal of 20110100012 is 21000101102.

It is a super-2 number, since 2×20110100012² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136163 + ... + 242405.

It is an arithmetic number, because the mean of its divisors is an integer number (1487416000).

Almost surely, 2^20110100012 is an apocalyptic number.

It is an amenable number.

20110100012 is a deficient number, since it is larger than the sum of its proper divisors (15587883988).

20110100012 is a wasteful number, since it uses less digits than its factorization.

20110100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106925 (or 106923 counting only the distinct ones).

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

Adding to 20110100012 its reverse (21000101102), we get a palindrome (41110201114).

The spelling of 20110100012 in words is "twenty billion, one hundred ten million, one hundred thousand, twelve".