20223122023212 has 24 divisors (see below), whose sum is σ = 47398886900736. Its totient is φ = 6710811791568.

The previous prime is 20223122023199. The next prime is 20223122023219. The reversal of 20223122023212 is 21232022132202.

It is not an unprimeable number, because it can be changed into a prime (20223122023219) 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, 3778607568 + ... + 3778612919.

It is an arithmetic number, because the mean of its divisors is an integer number (1974953620864).

Almost surely, 2^{20223122023212} is an apocalyptic number.

It is an amenable number.

20223122023212 is an abundant number, since it is smaller than the sum of its proper divisors (27175764877524).

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

20223122023212 is a wasteful number, since it uses less digits than its factorization.

20223122023212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7557220717 (or 7557220715 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20223122023212 its reverse (21232022132202), we get a palindrome (41455144155414).

The spelling of 20223122023212 in words is "twenty trillion, two hundred twenty-three billion, one hundred twenty-two million, twenty-three thousand, two hundred twelve".