90029022211 has 4 divisors (see below), whose sum is σ = 90046950592. Its totient is φ = 90011093832.

The previous prime is 90029022203. The next prime is 90029022233. The reversal of 90029022211 is 11222092009.

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 90029022211 - 2³ = 90029022203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 90029022211.

It is not an unprimeable number, because it can be changed into a prime (90029022011) 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, 8956656 + ... + 8966701.

It is an arithmetic number, because the mean of its divisors is an integer number (22511737648).

Almost surely, 2^90029022211 is an apocalyptic number.

90029022211 is a deficient number, since it is larger than the sum of its proper divisors (17928381).

90029022211 is a wasteful number, since it uses less digits than its factorization.

90029022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17928380.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 90029022211 in words is "ninety billion, twenty-nine million, twenty-two thousand, two hundred eleven".