112112122231129 has 2 divisors, whose sum is σ = 112112122231130. Its totient is φ = 112112122231128.

The previous prime is 112112122231103. The next prime is 112112122231217. The reversal of 112112122231129 is 921132221211211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109858655897104 + 2253466334025 = 10481348^2 + 1501155^2 .

It is a cyclic number.

It is not a de Polignac number, because 112112122231129 - 2⁷ = 112112122231001 is a prime.

It is a super-2 number, since 2×112112122231129² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112112122231129.

It is not a weakly prime, because it can be changed into another prime (112112122234129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56056061115564 + 56056061115565.

It is an arithmetic number, because the mean of its divisors is an integer number (56056061115565).

Almost surely, 2^{112112122231129} is an apocalyptic number.

It is an amenable number.

112112122231129 is a deficient number, since it is larger than the sum of its proper divisors (1).

112112122231129 is an equidigital number, since it uses as much as digits as its factorization.

112112122231129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 31.

The spelling of 112112122231129 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred twenty-nine".