2323002012021 has 24 divisors (see below), whose sum is σ = 3388954992696. Its totient is φ = 1533205526400.

The previous prime is 2323002012013. The next prime is 2323002012103. The reversal of 2323002012021 is 1202102003232.

2323002012021 is a `hidden beast` number, since 232 + 30 + 0 + 201 + 202 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 871552944900 + 1451449067121 = 933570^2 + 1204761^2 .

It is not a de Polignac number, because 2323002012021 - 2³ = 2323002012013 is a prime.

It is a super-2 number, since 2×2323002012021² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2323002011985 and 2323002012003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2323002012011) 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, 11363911 + ... + 11566523.

It is an arithmetic number, because the mean of its divisors is an integer number (141206458029).

Almost surely, 2^{2323002012021} is an apocalyptic number.

It is an amenable number.

2323002012021 is a deficient number, since it is larger than the sum of its proper divisors (1065952980675).

2323002012021 is a wasteful number, since it uses less digits than its factorization.

2323002012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215333 (or 215330 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2323002012021 its reverse (1202102003232), we get a palindrome (3525104015253).

It can be divided in two parts, 23230020 and 12021, that added together give a square (23242041 = 4821²).

The spelling of 2323002012021 in words is "two trillion, three hundred twenty-three billion, two million, twelve thousand, twenty-one".