22112202101121 has 48 divisors (see below), whose sum is σ = 35267080043520. Its totient is φ = 13239105464160.

The previous prime is 22112202101083. The next prime is 22112202101177. The reversal of 22112202101121 is 12110120221122.

22112202101121 is a `hidden beast` number, since 2 + 211 + 220 + 210 + 1 + 1 + 21 = 666.

It is not a de Polignac number, because 22112202101121 - 2¹⁷ = 22112201970049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22112202101094 and 22112202101103.

It is not an unprimeable number, because it can be changed into a prime (22112202101021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 895596 + ... + 6710178.

It is an arithmetic number, because the mean of its divisors is an integer number (734730834240).

Almost surely, 2^{22112202101121} is an apocalyptic number.

It is an amenable number.

22112202101121 is a deficient number, since it is larger than the sum of its proper divisors (13154877942399).

22112202101121 is a wasteful number, since it uses less digits than its factorization.

22112202101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5815066 (or 5815063 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22112202101121 its reverse (12110120221122), we get a palindrome (34222322322243).

The spelling of 22112202101121 in words is "twenty-two trillion, one hundred twelve billion, two hundred two million, one hundred one thousand, one hundred twenty-one".