112202021122 has 4 divisors (see below), whose sum is σ = 168303031686. Its totient is φ = 56101010560.

The previous prime is 112202021117. The next prime is 112202021123. The reversal of 112202021122 is 221120202211.

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., 100215931761 + 11986089361 = 316569^2 + 109481^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112202021096 and 112202021105.

It is not an unprimeable number, because it can be changed into a prime (112202021123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28050505279 + ... + 28050505282.

Almost surely, 2^112202021122 is an apocalyptic number.

112202021122 is a deficient number, since it is larger than the sum of its proper divisors (56101010564).

112202021122 is an equidigital number, since it uses as much as digits as its factorization.

112202021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56101010563.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112202021122 its reverse (221120202211), we get a palindrome (333322223333).

The spelling of 112202021122 in words is "one hundred twelve billion, two hundred two million, twenty-one thousand, one hundred twenty-two".