20222211204 has 72 divisors (see below), whose sum is σ = 55066723712. Its totient is φ = 6220255680.

The previous prime is 20222211187. The next prime is 20222211221. The reversal of 20222211204 is 40211222202.

It is an interprime number because it is at equal distance from previous prime (20222211187) and next prime (20222211221).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2340837 + ... + 2349459.

Almost surely, 2^20222211204 is an apocalyptic number.

It is an amenable number.

20222211204 is an abundant number, since it is smaller than the sum of its proper divisors (34844512508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20222211204 is a wasteful number, since it uses less digits than its factorization.

20222211204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13657 (or 13652 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20222211204 its reverse (40211222202), we get a palindrome (60433433406).

The spelling of 20222211204 in words is "twenty billion, two hundred twenty-two million, two hundred eleven thousand, two hundred four".