2101000331140 has 24 divisors (see below), whose sum is σ = 4412127930840. Its totient is φ = 840394944768.

The previous prime is 2101000331081. The next prime is 2101000331147. The reversal of 2101000331140 is 411330001012.

It can be written as a sum of positive squares in 4 ways, for example, as 285427336516 + 1815572994624 = 534254^2 + 1347432^2 .

It is not an unprimeable number, because it can be changed into a prime (2101000331147) 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, 6144114 + ... + 6477046.

It is an arithmetic number, because the mean of its divisors is an integer number (183838663785).

Almost surely, 2^{2101000331140} is an apocalyptic number.

2101000331140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101000331140 is an abundant number, since it is smaller than the sum of its proper divisors (2311127599700).

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

2101000331140 is a wasteful number, since it uses less digits than its factorization.

2101000331140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648471 (or 648469 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2101000331140 its reverse (411330001012), we get a palindrome (2512330332152).

The spelling of 2101000331140 in words is "two trillion, one hundred one billion, three hundred thirty-one thousand, one hundred forty".