2022111256 has 32 divisors (see below), whose sum is σ = 4140003600. Its totient is φ = 918282240.

The previous prime is 2022111253. The next prime is 2022111277. The reversal of 2022111256 is 6521112202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022111251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89176 + ... + 109528.

Almost surely, 2^2022111256 is an apocalyptic number.

It is an amenable number.

2022111256 is an abundant number, since it is smaller than the sum of its proper divisors (2117892344).

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

2022111256 is a wasteful number, since it uses less digits than its factorization.

2022111256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21499 (or 21495 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2022111256 is about 44967.8913893013. The cubic root of 2022111256 is about 1264.5471163377.

Adding to 2022111256 its reverse (6521112202), we get a palindrome (8543223458).

The spelling of 2022111256 in words is "two billion, twenty-two million, one hundred eleven thousand, two hundred fifty-six".