23312020022 has 16 divisors (see below), whose sum is σ = 36045803520. Its totient is φ = 11301388008.

The previous prime is 23312020021. The next prime is 23312020027. The reversal of 23312020022 is 22002021332.

It is a super-2 number, since 2×23312020022² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23312020021) 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, 1148822 + ... + 1168937.

It is an arithmetic number, because the mean of its divisors is an integer number (2252862720).

Almost surely, 2^23312020022 is an apocalyptic number.

23312020022 is a deficient number, since it is larger than the sum of its proper divisors (12733783498).

23312020022 is a wasteful number, since it uses less digits than its factorization.

23312020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317915.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 23312020022 its reverse (22002021332), we get a palindrome (45314041354).

The spelling of 23312020022 in words is "twenty-three billion, three hundred twelve million, twenty thousand, twenty-two".