112121401131 has 6 divisors (see below), whose sum is σ = 161953134980. Its totient is φ = 74747600748.

The previous prime is 112121401127. The next prime is 112121401141. The reversal of 112121401131 is 131104121211.

112121401131 is a `hidden beast` number, since 1 + 12 + 121 + 401 + 131 = 666.

It is not a de Polignac number, because 112121401131 - 2² = 112121401127 is a prime.

It is a super-2 number, since 2×112121401131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112121401111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6228966721 + ... + 6228966738.

Almost surely, 2^112121401131 is an apocalyptic number.

112121401131 is a deficient number, since it is larger than the sum of its proper divisors (49831733849).

112121401131 is a wasteful number, since it uses less digits than its factorization.

112121401131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12457933465 (or 12457933462 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 112121401131 its reverse (131104121211), we get a palindrome (243225522342).

The spelling of 112121401131 in words is "one hundred twelve billion, one hundred twenty-one million, four hundred one thousand, one hundred thirty-one".