2113342120400 has 60 divisors (see below), whose sum is σ = 5802633658272. Its totient is φ = 724574440320.

The previous prime is 2113342120381. The next prime is 2113342120481. The reversal of 2113342120400 is 40212433112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 377379722 + ... + 377385321.

Almost surely, 2^{2113342120400} is an apocalyptic number.

2113342120400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113342120400 is an abundant number, since it is smaller than the sum of its proper divisors (3689291537872).

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

2113342120400 is a wasteful number, since it uses less digits than its factorization.

2113342120400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754765068 (or 754765057 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2113342120400 its reverse (40212433112), we get a palindrome (2153554553512).

The spelling of 2113342120400 in words is "two trillion, one hundred thirteen billion, three hundred forty-two million, one hundred twenty thousand, four hundred".