112202211121 has 72 divisors (see below), whose sum is σ = 156182389440. Its totient is φ = 78823704960.

The previous prime is 112202211113. The next prime is 112202211133. The reversal of 112202211121 is 121112202211.

It is not a de Polignac number, because 112202211121 - 2³ = 112202211113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112202211095 and 112202211104.

It is not an unprimeable number, because it can be changed into a prime (112202211101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6146035 + ... + 6164263.

Almost surely, 2^112202211121 is an apocalyptic number.

112202211121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112202211121 is a deficient number, since it is larger than the sum of its proper divisors (43980178319).

112202211121 is a wasteful number, since it uses less digits than its factorization.

112202211121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18327 (or 18303 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112202211121 its reverse (121112202211), we get a palindrome (233314413332).

It can be divided in two parts, 112202211 and 121, that multiplied together give a palindrome (13576467531).

The spelling of 112202211121 in words is "one hundred twelve billion, two hundred two million, two hundred eleven thousand, one hundred twenty-one".