123021033212211 has 16 divisors (see below), whose sum is σ = 166292462568960. Its totient is φ = 80884164422880.

The previous prime is 123021033212177. The next prime is 123021033212299. The reversal of 123021033212211 is 112212330120321.

It is not a de Polignac number, because 123021033212211 - 2¹⁹ = 123021032687923 is a prime.

It is a super-2 number, since 2×123021033212211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123021033217211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293718300 + ... + 294136841.

It is an arithmetic number, because the mean of its divisors is an integer number (10393278910560).

Almost surely, 2^{123021033212211} is an apocalyptic number.

123021033212211 is a deficient number, since it is larger than the sum of its proper divisors (43271429356749).

123021033212211 is an equidigital number, since it uses as much as digits as its factorization.

123021033212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587856106.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 123021033212211 its reverse (112212330120321), we get a palindrome (235233363332532).

The spelling of 123021033212211 in words is "one hundred twenty-three trillion, twenty-one billion, thirty-three million, two hundred twelve thousand, two hundred eleven".