3020204320040 has 32 divisors (see below), whose sum is σ = 6817170482280. Its totient is φ = 1204222036992.

The previous prime is 3020204320039. The next prime is 3020204320051. The reversal of 3020204320040 is 400234020203.

It can be written as a sum of positive squares in 4 ways, for example, as 1591266194116 + 1428938125924 = 1261454^2 + 1195382^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3020204319994 and 3020204320021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120602669 + ... + 120627708.

Almost surely, 2^{3020204320040} is an apocalyptic number.

It is an amenable number.

3020204320040 is an abundant number, since it is smaller than the sum of its proper divisors (3796966162240).

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

3020204320040 is a wasteful number, since it uses less digits than its factorization.

3020204320040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241230701 (or 241230697 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 3020204320040 its reverse (400234020203), we get a palindrome (3420438340243).

The spelling of 3020204320040 in words is "three trillion, twenty billion, two hundred four million, three hundred twenty thousand, forty".