2111320013142 has 16 divisors (see below), whose sum is σ = 4223068447680. Its totient is φ = 703701934152.

The previous prime is 2111320013137. The next prime is 2111320013197. The reversal of 2111320013142 is 2413100231112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17786808 + ... + 17905115.

It is an arithmetic number, because the mean of its divisors is an integer number (263941777980).

Almost surely, 2^{2111320013142} is an apocalyptic number.

2111320013142 is an abundant number, since it is smaller than the sum of its proper divisors (2111748434538).

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

2111320013142 is a wasteful number, since it uses less digits than its factorization.

2111320013142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35701787.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2111320013142 its reverse (2413100231112), we get a palindrome (4524420244254).

The spelling of 2111320013142 in words is "two trillion, one hundred eleven billion, three hundred twenty million, thirteen thousand, one hundred forty-two".