2112400232102 has 4 divisors (see below), whose sum is σ = 3168600348156. Its totient is φ = 1056200116050.

The previous prime is 2112400232069. The next prime is 2112400232207. The reversal of 2112400232102 is 2012320042112.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528100058024 + ... + 528100058027.

It is an arithmetic number, because the mean of its divisors is an integer number (792150087039).

Almost surely, 2^{2112400232102} is an apocalyptic number.

2112400232102 is a deficient number, since it is larger than the sum of its proper divisors (1056200116054).

2112400232102 is a wasteful number, since it uses less digits than its factorization.

2112400232102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056200116053.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2112400232102 its reverse (2012320042112), we get a palindrome (4124720274214).

The spelling of 2112400232102 in words is "two trillion, one hundred twelve billion, four hundred million, two hundred thirty-two thousand, one hundred two".