211031201310000 has 100 divisors (see below), whose sum is σ = 681236855419032. Its totient is φ = 56274987008000.

The previous prime is 211031201309923. The next prime is 211031201310011. The reversal of 211031201310000 is 13102130112.

It is a happy number.

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

It is a super-2 number, since 2×211031201310000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 3517156689 + ... + 3517216688.

Almost surely, 2^{211031201310000} is an apocalyptic number.

211031201310000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211031201310000 is an abundant number, since it is smaller than the sum of its proper divisors (470205654109032).

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

211031201310000 is an equidigital number, since it uses as much as digits as its factorization.

211031201310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7034373408 (or 7034373387 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 211031201310000 its reverse (13102130112), we get a palindrome (211044303440112).

The spelling of 211031201310000 in words is "two hundred eleven trillion, thirty-one billion, two hundred one million, three hundred ten thousand".