22120201101122 has 16 divisors (see below), whose sum is σ = 35388522679320. Its totient is φ = 10333524599808.

The previous prime is 22120201101113. The next prime is 22120201101127. The reversal of 22120201101122 is 22110110202122.

It can be written as a sum of positive squares in 4 ways, for example, as 21590157403441 + 530043697681 = 4646521^2 + 728041^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 22120201101122.

It is not an unprimeable number, because it can be changed into a prime (22120201101127) 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, 2374426547 + ... + 2374435862.

Almost surely, 2^{22120201101122} is an apocalyptic number.

22120201101122 is a deficient number, since it is larger than the sum of its proper divisors (13268321578198).

22120201101122 is a wasteful number, since it uses less digits than its factorization.

22120201101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4748862565.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22120201101122 its reverse (22110110202122), we get a palindrome (44230311303244).

The spelling of 22120201101122 in words is "twenty-two trillion, one hundred twenty billion, two hundred one million, one hundred one thousand, one hundred twenty-two".