20221112226 has 32 divisors (see below), whose sum is σ = 46224138240. Its totient is φ = 5776904016.

The previous prime is 20221112221. The next prime is 20221112227. The reversal of 20221112226 is 62221112202.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (20221112221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643165 + ... + 673871.

It is an arithmetic number, because the mean of its divisors is an integer number (1444504320).

Almost surely, 2^20221112226 is an apocalyptic number.

20221112226 is an abundant number, since it is smaller than the sum of its proper divisors (26003026014).

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

20221112226 is a wasteful number, since it uses less digits than its factorization.

20221112226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46398.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20221112226 its reverse (62221112202), we get a palindrome (82442224428).

The spelling of 20221112226 in words is "twenty billion, two hundred twenty-one million, one hundred twelve thousand, two hundred twenty-six".