2100336781180 has 24 divisors (see below), whose sum is σ = 4811680626480. Its totient is φ = 763758829440.

The previous prime is 2100336781111. The next prime is 2100336781181. The reversal of 2100336781180 is 811876330012.

It is a super-2 number, since 2×2100336781180² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100336781181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4773492465 + ... + 4773492904.

It is an arithmetic number, because the mean of its divisors is an integer number (200486692770).

Almost surely, 2^{2100336781180} is an apocalyptic number.

2100336781180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100336781180 is an abundant number, since it is smaller than the sum of its proper divisors (2711343845300).

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

2100336781180 is a wasteful number, since it uses less digits than its factorization.

2100336781180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9546985389 (or 9546985387 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 2100336781180 in words is "two trillion, one hundred billion, three hundred thirty-six million, seven hundred eighty-one thousand, one hundred eighty".