2113404011400 has 192 divisors, whose sum is σ = 7264315857600. Its totient is φ = 503941248000.

The previous prime is 2113404011399. The next prime is 2113404011401. The reversal of 2113404011400 is 41104043112.

It is an interprime number because it is at equal distance from previous prime (2113404011399) and next prime (2113404011401).

It is a super-2 number, since 2×2113404011400² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2113404011401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2222095 + ... + 3027294.

It is an arithmetic number, because the mean of its divisors is an integer number (37834978425).

Almost surely, 2^{2113404011400} is an apocalyptic number.

2113404011400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113404011400 is an abundant number, since it is smaller than the sum of its proper divisors (5150911846200).

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

2113404011400 is a wasteful number, since it uses less digits than its factorization.

2113404011400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5249480 (or 5249471 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2113404011400 its reverse (41104043112), we get a palindrome (2154508054512).

The spelling of 2113404011400 in words is "two trillion, one hundred thirteen billion, four hundred four million, eleven thousand, four hundred".