212110332321031 has 4 divisors (see below), whose sum is σ = 213187034515752. Its totient is φ = 211033630126312.

The previous prime is 212110332321029. The next prime is 212110332321047. The reversal of 212110332321031 is 130123233011212.

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 212110332321031 - 2¹ = 212110332321029 is a prime.

It is a super-2 number, since 2×212110332321031² (a number of 29 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 = 212110332320987 and 212110332321005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212110332321131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538351097065 + ... + 538351097458.

It is an arithmetic number, because the mean of its divisors is an integer number (53296758628938).

Almost surely, 2^{212110332321031} is an apocalyptic number.

212110332321031 is a deficient number, since it is larger than the sum of its proper divisors (1076702194721).

212110332321031 is a wasteful number, since it uses less digits than its factorization.

212110332321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076702194720.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 212110332321031 its reverse (130123233011212), we get a palindrome (342233565332243).

The spelling of 212110332321031 in words is "two hundred twelve trillion, one hundred ten billion, three hundred thirty-two million, three hundred twenty-one thousand, thirty-one".