212331323022 has 64 divisors (see below), whose sum is σ = 536787761664. Its totient is φ = 54485965440.

The previous prime is 212331322979. The next prime is 212331323023. The reversal of 212331323022 is 220323133212.

It is a junction number, because it is equal to n+sod(n) for n = 212331322983 and 212331323001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212331323023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5235004 + ... + 5275407.

It is an arithmetic number, because the mean of its divisors is an integer number (8387308776).

Almost surely, 2^212331323022 is an apocalyptic number.

212331323022 is an abundant number, since it is smaller than the sum of its proper divisors (324456438642).

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

212331323022 is a wasteful number, since it uses less digits than its factorization.

212331323022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510473.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 212331323022 its reverse (220323133212), we get a palindrome (432654456234).

The spelling of 212331323022 in words is "two hundred twelve billion, three hundred thirty-one million, three hundred twenty-three thousand, twenty-two".