2113661251262 has 32 divisors (see below), whose sum is σ = 3480460306560. Its totient is φ = 954721287520.

The previous prime is 2113661251223. The next prime is 2113661251291. The reversal of 2113661251262 is 2621521663112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7484789 + ... + 7762047.

It is an arithmetic number, because the mean of its divisors is an integer number (108764384580).

Almost surely, 2^{2113661251262} is an apocalyptic number.

2113661251262 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2113661251262 is a deficient number, since it is larger than the sum of its proper divisors (1366799055298).

2113661251262 is a wasteful number, since it uses less digits than its factorization.

2113661251262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279448.

The product of its digits is 51840, while the sum is 38.

The spelling of 2113661251262 in words is "two trillion, one hundred thirteen billion, six hundred sixty-one million, two hundred fifty-one thousand, two hundred sixty-two".