112001221220122 has 16 divisors (see below), whose sum is σ = 182349656358912. Its totient is φ = 51285840847920.

The previous prime is 112001221220071. The next prime is 112001221220123. The reversal of 112001221220122 is 221022122100211.

It is a super-3 number, since 3×112001221220122³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112001221220122.

It is not an unprimeable number, because it can be changed into a prime (112001221220123) 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, 16959600154 + ... + 16959606757.

It is an arithmetic number, because the mean of its divisors is an integer number (11396853522432).

Almost surely, 2^{112001221220122} is an apocalyptic number.

112001221220122 is a deficient number, since it is larger than the sum of its proper divisors (70348435138790).

112001221220122 is a wasteful number, since it uses less digits than its factorization.

112001221220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33919207053.

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

Adding to 112001221220122 its reverse (221022122100211), we get a palindrome (333023343320333).

The spelling of 112001221220122 in words is "one hundred twelve trillion, one billion, two hundred twenty-one million, two hundred twenty thousand, one hundred twenty-two".