2023021311012 has 72 divisors (see below), whose sum is σ = 5531809430784. Its totient is φ = 619676726976.

The previous prime is 2023021311011. The next prime is 2023021311041. The reversal of 2023021311012 is 2101131203202.

It is a super-2 number, since 2×2023021311012² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2023021311011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9587778 + ... + 9796505.

Almost surely, 2^{2023021311012} is an apocalyptic number.

It is an amenable number.

2023021311012 is an abundant number, since it is smaller than the sum of its proper divisors (3508788119772).

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

2023021311012 is a wasteful number, since it uses less digits than its factorization.

2023021311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19384529 (or 19384524 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2023021311012 its reverse (2101131203202), we get a palindrome (4124152514214).

The spelling of 2023021311012 in words is "two trillion, twenty-three billion, twenty-one million, three hundred eleven thousand, twelve".