11222633021 has 4 divisors (see below), whose sum is σ = 11412847200. Its totient is φ = 11032418844.

The previous prime is 11222632997. The next prime is 11222633033. The reversal of 11222633021 is 12033622211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12033622211 = 13 ⋅925663247.

It is a cyclic number.

It is not a de Polignac number, because 11222633021 - 2²⁶ = 11155524157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222633621) 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, 95107001 + ... + 95107118.

It is an arithmetic number, because the mean of its divisors is an integer number (2853211800).

Almost surely, 2^11222633021 is an apocalyptic number.

It is an amenable number.

11222633021 is a deficient number, since it is larger than the sum of its proper divisors (190214179).

11222633021 is an equidigital number, since it uses as much as digits as its factorization.

11222633021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190214178.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 11222633021 in words is "eleven billion, two hundred twenty-two million, six hundred thirty-three thousand, twenty-one".