2112342434129 has 8 divisors (see below), whose sum is σ = 2112942000000. Its totient is φ = 2111742964800.

The previous prime is 2112342434123. The next prime is 2112342434141. The reversal of 2112342434129 is 9214342432112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2112342434129 - 2²⁴ = 2112325656913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112342434092 and 2112342434101.

It is not an unprimeable number, because it can be changed into a prime (2112342434123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67581497 + ... + 67612745.

It is an arithmetic number, because the mean of its divisors is an integer number (264117750000).

Almost surely, 2^{2112342434129} is an apocalyptic number.

It is an amenable number.

2112342434129 is a deficient number, since it is larger than the sum of its proper divisors (599565871).

2112342434129 is a wasteful number, since it uses less digits than its factorization.

2112342434129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48271.

The product of its digits is 82944, while the sum is 38.

The spelling of 2112342434129 in words is "two trillion, one hundred twelve billion, three hundred forty-two million, four hundred thirty-four thousand, one hundred twenty-nine".