20000920011 has 16 divisors (see below), whose sum is σ = 27179058720. Its totient is φ = 13080787200.

The previous prime is 20000920003. The next prime is 20000920031. The reversal of 20000920011 is 11002900002.

It is a happy number.

It is not a de Polignac number, because 20000920011 - 2³ = 20000920003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20000920031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269770 + ... + 335823.

It is an arithmetic number, because the mean of its divisors is an integer number (1698691170).

Almost surely, 2^20000920011 is an apocalyptic number.

20000920011 is a deficient number, since it is larger than the sum of its proper divisors (7178138709).

20000920011 is a wasteful number, since it uses less digits than its factorization.

20000920011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605806.

The product of its (nonzero) digits is 36, while the sum is 15.

The spelling of 20000920011 in words is "twenty billion, nine hundred twenty thousand, eleven".