112011202121122 has 4 divisors (see below), whose sum is σ = 168016803181686. Its totient is φ = 56005601060560.

The previous prime is 112011202121101. The next prime is 112011202121141. The reversal of 112011202121122 is 221121202110211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 91085435489161 + 20925766631961 = 9543869^2 + 4574469^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 112011202121122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28002800530279 + ... + 28002800530282.

Almost surely, 2^{112011202121122} is an apocalyptic number.

112011202121122 is a deficient number, since it is larger than the sum of its proper divisors (56005601060564).

112011202121122 is an equidigital number, since it uses as much as digits as its factorization.

112011202121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56005601060563.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112011202121122 its reverse (221121202110211), we get a palindrome (333132404231333).

The spelling of 112011202121122 in words is "one hundred twelve trillion, eleven billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty-two".