2023121122312 has 8 divisors (see below), whose sum is σ = 3793352104350. Its totient is φ = 1011560561152.

The previous prime is 2023121122201. The next prime is 2023121122313. The reversal of 2023121122312 is 2132211213202.

It can be written as a sum of positive squares in only one way, i.e., 1049792864836 + 973328257476 = 1024594^2 + 986574^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2023121122313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126445070137 + ... + 126445070152.

Almost surely, 2^{2023121122312} is an apocalyptic number.

It is an amenable number.

2023121122312 is a deficient number, since it is larger than the sum of its proper divisors (1770230982038).

2023121122312 is a wasteful number, since it uses less digits than its factorization.

2023121122312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252890140295 (or 252890140291 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2023121122312 its reverse (2132211213202), we get a palindrome (4155332335514).

The spelling of 2023121122312 in words is "two trillion, twenty-three billion, one hundred twenty-one million, one hundred twenty-two thousand, three hundred twelve".