20110020101002 has 32 divisors (see below), whose sum is σ = 32536068964560. Its totient is φ = 9267086991360.

The previous prime is 20110020100979. The next prime is 20110020101021. The reversal of 20110020101002 is 20010102001102.

It can be written as a sum of positive squares in 8 ways, for example, as 7402213931401 + 12707806169601 = 2720701^2 + 3564801^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20110020101002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43032348 + ... + 43497160.

Almost surely, 2^{20110020101002} is an apocalyptic number.

20110020101002 is a deficient number, since it is larger than the sum of its proper divisors (12426048863558).

20110020101002 is a wasteful number, since it uses less digits than its factorization.

20110020101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467418.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20110020101002 its reverse (20010102001102), we get a palindrome (40120122102104).

The spelling of 20110020101002 in words is "twenty trillion, one hundred ten billion, twenty million, one hundred one thousand, two".