20231101222212 has 24 divisors (see below), whose sum is σ = 47221867054656. Its totient is φ = 6741419807008.

The previous prime is 20231101222207. The next prime is 20231101222217. The reversal of 20231101222212 is 21222210113202.

It is an interprime number because it is at equal distance from previous prime (20231101222207) and next prime (20231101222217).

It is not an unprimeable number, because it can be changed into a prime (20231101222217) 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, 285038088 + ... + 285109055.

It is an arithmetic number, because the mean of its divisors is an integer number (1967577793944).

Almost surely, 2^{20231101222212} is an apocalyptic number.

It is an amenable number.

20231101222212 is an abundant number, since it is smaller than the sum of its proper divisors (26990765832444).

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

20231101222212 is a wasteful number, since it uses less digits than its factorization.

20231101222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570150107 (or 570150105 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20231101222212 its reverse (21222210113202), we get a palindrome (41453311335414).

The spelling of 20231101222212 in words is "twenty trillion, two hundred thirty-one billion, one hundred one million, two hundred twenty-two thousand, two hundred twelve".