22100120022 has 32 divisors (see below), whose sum is σ = 44307972864. Its totient is φ = 7348773600.

The previous prime is 22100119981. The next prime is 22100120023. The reversal of 22100120022 is 22002100122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100120023) 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, 7218372 + ... + 7221432.

It is an arithmetic number, because the mean of its divisors is an integer number (1384624152).

Almost surely, 2^22100120022 is an apocalyptic number.

22100120022 is an abundant number, since it is smaller than the sum of its proper divisors (22207852842).

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

22100120022 is a wasteful number, since it uses less digits than its factorization.

22100120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22100120022 its reverse (22002100122), we get a palindrome (44102220144).

The spelling of 22100120022 in words is "twenty-two billion, one hundred million, one hundred twenty thousand, twenty-two".