2100131005254 has 64 divisors (see below), whose sum is σ = 4377484823040. Its totient is φ = 670878190080.

The previous prime is 2100131005213. The next prime is 2100131005339. The reversal of 2100131005254 is 4525001310012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20026782 + ... + 20131374.

It is an arithmetic number, because the mean of its divisors is an integer number (68398200360).

Almost surely, 2^{2100131005254} is an apocalyptic number.

2100131005254 is an abundant number, since it is smaller than the sum of its proper divisors (2277353817786).

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

2100131005254 is a wasteful number, since it uses less digits than its factorization.

2100131005254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105485.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 2100131005254 its reverse (4525001310012), we get a palindrome (6625132315266).

The spelling of 2100131005254 in words is "two trillion, one hundred billion, one hundred thirty-one million, five thousand, two hundred fifty-four".