2102031310000 has 100 divisors (see below), whose sum is σ = 5118649720272. Its totient is φ = 835951648000.

The previous prime is 2102031309991. The next prime is 2102031310037. The reversal of 2102031310000 is 131302012.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×2102031310000² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1122477 + ... + 2337523.

Almost surely, 2^{2102031310000} is an apocalyptic number.

2102031310000 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 2102031310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2559324860136).

2102031310000 is an abundant number, since it is smaller than the sum of its proper divisors (3016618410272).

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

2102031310000 is a wasteful number, since it uses less digits than its factorization.

2102031310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215248 (or 1215227 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 2102031310000 its reverse (131302012), we get a palindrome (2102162612012).

The spelling of 2102031310000 in words is "two trillion, one hundred two billion, thirty-one million, three hundred ten thousand".