112132113421 has 2 divisors, whose sum is σ = 112132113422. Its totient is φ = 112132113420.

The previous prime is 112132113413. The next prime is 112132113437. The reversal of 112132113421 is 124311231211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92287756521 + 19844356900 = 303789^2 + 140870^2 .

It is a cyclic number.

It is not a de Polignac number, because 112132113421 - 2³ = 112132113413 is a prime.

It is a super-2 number, since 2×112132113421² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112132113392 and 112132113401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112132113491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56066056710 + 56066056711.

It is an arithmetic number, because the mean of its divisors is an integer number (56066056711).

Almost surely, 2^112132113421 is an apocalyptic number.

It is an amenable number.

112132113421 is a deficient number, since it is larger than the sum of its proper divisors (1).

112132113421 is an equidigital number, since it uses as much as digits as its factorization.

112132113421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 22.

Adding to 112132113421 its reverse (124311231211), we get a palindrome (236443344632).

The spelling of 112132113421 in words is "one hundred twelve billion, one hundred thirty-two million, one hundred thirteen thousand, four hundred twenty-one".