3021113140040 has 16 divisors (see below), whose sum is σ = 6797504565180. Its totient is φ = 1208445256000.

The previous prime is 3021113139977. The next prime is 3021113140043. The reversal of 3021113140040 is 400413111203.

It can be written as a sum of positive squares in 2 ways, for example, as 2866269316036 + 154843824004 = 1693006^2 + 393502^2 .

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 = 3021113139994 and 3021113140021.

It is not an unprimeable number, because it can be changed into a prime (3021113140043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37763914211 + ... + 37763914290.

Almost surely, 2^{3021113140040} is an apocalyptic number.

It is an amenable number.

3021113140040 is an abundant number, since it is smaller than the sum of its proper divisors (3776391425140).

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

3021113140040 is a wasteful number, since it uses less digits than its factorization.

3021113140040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75527828512 (or 75527828508 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 3021113140040 its reverse (400413111203), we get a palindrome (3421526251243).

The spelling of 3021113140040 in words is "three trillion, twenty-one billion, one hundred thirteen million, one hundred forty thousand, forty".