22120100010222 has 16 divisors (see below), whose sum is σ = 45765724159440. Its totient is φ = 7119112646912.

The previous prime is 22120100010187. The next prime is 22120100010227. The reversal of 22120100010222 is 22201000102122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120100010227) 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, 63563505603 + ... + 63563505950.

It is an arithmetic number, because the mean of its divisors is an integer number (2860357759965).

Almost surely, 2^{22120100010222} is an apocalyptic number.

22120100010222 is an abundant number, since it is smaller than the sum of its proper divisors (23645624149218).

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

22120100010222 is a wasteful number, since it uses less digits than its factorization.

22120100010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127127011587.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22120100010222 its reverse (22201000102122), we get a palindrome (44321100112344).

The spelling of 22120100010222 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, ten thousand, two hundred twenty-two".