2113402031300 has 216 divisors, whose sum is σ = 5427324441504. Its totient is φ = 712083778560.

The previous prime is 2113402031243. The next prime is 2113402031309. The reversal of 2113402031300 is 31302043112.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2113402031309) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 142146467 + ... + 142161333.

It is an arithmetic number, because the mean of its divisors is an integer number (25126502044).

Almost surely, 2^{2113402031300} is an apocalyptic number.

2113402031300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113402031300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2713662220752).

2113402031300 is an abundant number, since it is smaller than the sum of its proper divisors (3313922410204).

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

2113402031300 is a wasteful number, since it uses less digits than its factorization.

2113402031300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15395 (or 15381 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2113402031300 its reverse (31302043112), we get a palindrome (2144704074412).

The spelling of 2113402031300 in words is "two trillion, one hundred thirteen billion, four hundred two million, thirty-one thousand, three hundred".