22011110022 has 32 divisors (see below), whose sum is σ = 49195569024. Its totient is φ = 6507348800.

The previous prime is 22011109927. The next prime is 22011110047. The reversal of 22011110022 is 22001111022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4064388 + ... + 4069799.

It is an arithmetic number, because the mean of its divisors is an integer number (1537361532).

Almost surely, 2^22011110022 is an apocalyptic number.

22011110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22011110022 is an abundant number, since it is smaller than the sum of its proper divisors (27184459002).

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

22011110022 is a wasteful number, since it uses less digits than its factorization.

22011110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8134244.

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

Adding to 22011110022 its reverse (22001111022), we get a palindrome (44012221044).

The spelling of 22011110022 in words is "twenty-two billion, eleven million, one hundred ten thousand, twenty-two".