202112321012031 has 8 divisors (see below), whose sum is σ = 269483483409280. Its totient is φ = 134741352978072.

The previous prime is 202112321012003. The next prime is 202112321012047. The reversal of 202112321012031 is 130210123211202.

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

It is not a de Polignac number, because 202112321012031 - 2¹⁹ = 202112320487743 is a prime.

It is a super-2 number, since 2×202112321012031² (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 = 202112321011989 and 202112321012007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202112321012051) 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, 46146901 + ... + 50336478.

It is an arithmetic number, because the mean of its divisors is an integer number (33685435426160).

Almost surely, 2^{202112321012031} is an apocalyptic number.

202112321012031 is a deficient number, since it is larger than the sum of its proper divisors (67371162397249).

202112321012031 is an equidigital number, since it uses as much as digits as its factorization.

202112321012031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97181645.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 202112321012031 its reverse (130210123211202), we get a palindrome (332322444223233).

The spelling of 202112321012031 in words is "two hundred two trillion, one hundred twelve billion, three hundred twenty-one million, twelve thousand, thirty-one".