220901990011 has 4 divisors (see below), whose sum is σ = 221046277624. Its totient is φ = 220757702400.

The previous prime is 220901989999. The next prime is 220901990017. The reversal of 220901990011 is 110099109022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 220901990011 - 2²⁷ = 220767772283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220901990017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72141510 + ... + 72144571.

It is an arithmetic number, because the mean of its divisors is an integer number (55261569406).

Almost surely, 2^220901990011 is an apocalyptic number.

220901990011 is a deficient number, since it is larger than the sum of its proper divisors (144287613).

220901990011 is a wasteful number, since it uses less digits than its factorization.

220901990011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144287612.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 220901990011 in words is "two hundred twenty billion, nine hundred one million, nine hundred ninety thousand, eleven".