2123323002 has 24 divisors (see below), whose sum is σ = 4617152436. Its totient is φ = 705217536.

The previous prime is 2123322991. The next prime is 2123323019. The reversal of 2123323002 is 2003233212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2108738241 + 14584761 = 45921^2 + 3819^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 207943 + ... + 217914.

Almost surely, 2^2123323002 is an apocalyptic number.

2123323002 is an abundant number, since it is smaller than the sum of its proper divisors (2493829434).

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

2123323002 is a wasteful number, since it uses less digits than its factorization.

2123323002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426142 (or 426139 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2123323002 is about 46079.5290991564. The cubic root of 2123323002 is about 1285.3025075723.

Adding to 2123323002 its reverse (2003233212), we get a palindrome (4126556214).

The spelling of 2123323002 in words is "two billion, one hundred twenty-three million, three hundred twenty-three thousand, two".