112421134221 has 16 divisors (see below), whose sum is σ = 167941155648. Its totient is φ = 66292560000.

The previous prime is 112421134213. The next prime is 112421134253. The reversal of 112421134221 is 122431124211.

It is not a de Polignac number, because 112421134221 - 2³ = 112421134213 is a prime.

It is a super-2 number, since 2×112421134221² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112421134191 and 112421134200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112421134261) 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, 46035280 + ... + 46037721.

It is an arithmetic number, because the mean of its divisors is an integer number (10496322228).

Almost surely, 2^112421134221 is an apocalyptic number.

112421134221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112421134221 is a deficient number, since it is larger than the sum of its proper divisors (55520021427).

112421134221 is a wasteful number, since it uses less digits than its factorization.

112421134221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92073052.

The product of its digits is 768, while the sum is 24.

Adding to 112421134221 its reverse (122431124211), we get a palindrome (234852258432).

It can be divided in two parts, 112421 and 134221, that added together give a palindrome (246642).

The spelling of 112421134221 in words is "one hundred twelve billion, four hundred twenty-one million, one hundred thirty-four thousand, two hundred twenty-one".