2012100112434 has 8 divisors (see below), whose sum is σ = 4024200224880. Its totient is φ = 670700037476.

The previous prime is 2012100112427. The next prime is 2012100112439. The reversal of 2012100112434 is 4342110012102.

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

2012100112434 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012100112434.

It is not an unprimeable number, because it can be changed into a prime (2012100112439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167675009364 + ... + 167675009375.

It is an arithmetic number, because the mean of its divisors is an integer number (503025028110).

Almost surely, 2^{2012100112434} is an apocalyptic number.

2012100112434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012100112434 is a wasteful number, since it uses less digits than its factorization.

2012100112434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335350018744.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2012100112434 its reverse (4342110012102), we get a palindrome (6354210124536).

The spelling of 2012100112434 in words is "two trillion, twelve billion, one hundred million, one hundred twelve thousand, four hundred thirty-four".