2002323001020 has 24 divisors (see below), whose sum is σ = 5606504403024. Its totient is φ = 533952800256.

The previous prime is 2002323000973. The next prime is 2002323001027. The reversal of 2002323001020 is 201003232002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002323001027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16686024949 + ... + 16686025068.

It is an arithmetic number, because the mean of its divisors is an integer number (233604350126).

Almost surely, 2^{2002323001020} is an apocalyptic number.

2002323001020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002323001020 is an abundant number, since it is smaller than the sum of its proper divisors (3604181402004).

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

2002323001020 is a wasteful number, since it uses less digits than its factorization.

2002323001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33372050029 (or 33372050027 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 2002323001020 its reverse (201003232002), we get a palindrome (2203326233022).

The spelling of 2002323001020 in words is "two trillion, two billion, three hundred twenty-three million, one thousand, twenty".