2100331132231 has 4 divisors (see below), whose sum is σ = 2151558720864. Its totient is φ = 2049103543600.

The previous prime is 2100331132223. The next prime is 2100331132241. The reversal of 2100331132231 is 1322311330012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2100331132231 - 2³ = 2100331132223 is a prime.

It is a super-2 number, since 2×2100331132231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100331132241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25613794255 + ... + 25613794336.

It is an arithmetic number, because the mean of its divisors is an integer number (537889680216).

Almost surely, 2^{2100331132231} is an apocalyptic number.

2100331132231 is a deficient number, since it is larger than the sum of its proper divisors (51227588633).

2100331132231 is an equidigital number, since it uses as much as digits as its factorization.

2100331132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51227588632.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2100331132231 its reverse (1322311330012), we get a palindrome (3422642462243).

The spelling of 2100331132231 in words is "two trillion, one hundred billion, three hundred thirty-one million, one hundred thirty-two thousand, two hundred thirty-one".