22111010022 has 16 divisors (see below), whose sum is σ = 44248160880. Its totient is φ = 7365979872.

The previous prime is 22111010021. The next prime is 22111010023. The reversal of 22111010022 is 22001011122.

It is an interprime number because it is at equal distance from previous prime (22111010021) and next prime (22111010023).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111010021) 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, 1078197 + ... + 1098512.

It is an arithmetic number, because the mean of its divisors is an integer number (2765510055).

Almost surely, 2^22111010022 is an apocalyptic number.

22111010022 is an abundant number, since it is smaller than the sum of its proper divisors (22137150858).

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

22111010022 is a wasteful number, since it uses less digits than its factorization.

22111010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178407.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22111010022 its reverse (22001011122), we get a palindrome (44112021144).

It can be divided in two parts, 221110 and 10022, that added together give a palindrome (231132).

The spelling of 22111010022 in words is "twenty-two billion, one hundred eleven million, ten thousand, twenty-two".