112221200121022 has 32 divisors (see below), whose sum is σ = 177345915288480. Its totient is φ = 53111052103680.

The previous prime is 112221200120969. The next prime is 112221200121029. The reversal of 112221200121022 is 220121002122211.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112221200121029) 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, 834806358 + ... + 834940774.

It is an arithmetic number, because the mean of its divisors is an integer number (5542059852765).

Almost surely, 2^{112221200121022} is an apocalyptic number.

112221200121022 is a deficient number, since it is larger than the sum of its proper divisors (65124715167458).

112221200121022 is a wasteful number, since it uses less digits than its factorization.

112221200121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153436.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112221200121022 its reverse (220121002122211), we get a palindrome (332342202243233).

The spelling of 112221200121022 in words is "one hundred twelve trillion, two hundred twenty-one billion, two hundred million, one hundred twenty-one thousand, twenty-two".