2101012323231 has 8 divisors (see below), whose sum is σ = 2847273531184. Its totient is φ = 1377712998720.

The previous prime is 2101012323227. The next prime is 2101012323233. The reversal of 2101012323231 is 1323232101012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2101012323231 - 2² = 2101012323227 is a prime.

It is a super-2 number, since 2×2101012323231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2101012323198 and 2101012323207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101012323233) 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, 5740470646 + ... + 5740471011.

It is an arithmetic number, because the mean of its divisors is an integer number (355909191398).

Almost surely, 2^{2101012323231} is an apocalyptic number.

2101012323231 is a deficient number, since it is larger than the sum of its proper divisors (746261207953).

2101012323231 is a wasteful number, since it uses less digits than its factorization.

2101012323231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11480941721.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2101012323231 its reverse (1323232101012), we get a palindrome (3424244424243).

The spelling of 2101012323231 in words is "two trillion, one hundred one billion, twelve million, three hundred twenty-three thousand, two hundred thirty-one".