2113311022044 has 24 divisors (see below), whose sum is σ = 4931122035840. Its totient is φ = 704428009584.

The previous prime is 2113311021883. The next prime is 2113311022079. The reversal of 2113311022044 is 4402201133112.

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, 109434 + ... + 2058785.

It is an arithmetic number, because the mean of its divisors is an integer number (205463418160).

Almost surely, 2^{2113311022044} is an apocalyptic number.

It is an amenable number.

2113311022044 is an abundant number, since it is smaller than the sum of its proper divisors (2817811013796).

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

2113311022044 is a wasteful number, since it uses less digits than its factorization.

2113311022044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249449 (or 2249447 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 2113311022044 its reverse (4402201133112), we get a palindrome (6515512155156).

The spelling of 2113311022044 in words is "two trillion, one hundred thirteen billion, three hundred eleven million, twenty-two thousand, forty-four".