2321004020 has 12 divisors (see below), whose sum is σ = 4874108484. Its totient is φ = 928401600.

The previous prime is 2321004019. The next prime is 2321004041. The reversal of 2321004020 is 204001232.

It can be written as a sum of positive squares in 2 ways, for example, as 1324086544 + 996917476 = 36388^2 + 31574^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2321003986 and 2321004004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58025081 + ... + 58025120.

It is an arithmetic number, because the mean of its divisors is an integer number (406175707).

Almost surely, 2^2321004020 is an apocalyptic number.

2321004020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321004020 is an abundant number, since it is smaller than the sum of its proper divisors (2553104464).

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

2321004020 is a wasteful number, since it uses less digits than its factorization.

2321004020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116050210 (or 116050208 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2321004020 is about 48176.7996031285. The cubic root of 2321004020 is about 1324.0121308783.

Adding to 2321004020 its reverse (204001232), we get a palindrome (2525005252).

The spelling of 2321004020 in words is "two billion, three hundred twenty-one million, four thousand, twenty".