20212123332323 has 16 divisors (see below), whose sum is σ = 22489958909376. Its totient is φ = 18047497802880.

The previous prime is 20212123332281. The next prime is 20212123332329. The reversal of 20212123332323 is 32323332121202.

It is not a de Polignac number, because 20212123332323 - 2⁶ = 20212123332259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212123332329) 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, 206538740 + ... + 206636577.

It is an arithmetic number, because the mean of its divisors is an integer number (1405622431836).

Almost surely, 2^{20212123332323} is an apocalyptic number.

20212123332323 is a deficient number, since it is larger than the sum of its proper divisors (2277835577053).

20212123332323 is a wasteful number, since it uses less digits than its factorization.

20212123332323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413175454.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 20212123332323 its reverse (32323332121202), we get a palindrome (52535455453525).

It can be divided in two parts, 2021212 and 3332323, that added together give a palindrome (5353535).

The spelling of 20212123332323 in words is "twenty trillion, two hundred twelve billion, one hundred twenty-three million, three hundred thirty-two thousand, three hundred twenty-three".