3040043100021 has 24 divisors (see below), whose sum is σ = 4453815562560. Its totient is φ = 1997793806400.

The previous prime is 3040043099963. The next prime is 3040043100041. The reversal of 3040043100021 is 1200013400403.

3040043100021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3040043100021 - 2⁶ = 3040043099957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3040043099967 and 3040043100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040043100041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3182910 + ... + 4026288.

It is an arithmetic number, because the mean of its divisors is an integer number (185575648440).

Almost surely, 2^{3040043100021} is an apocalyptic number.

It is an amenable number.

3040043100021 is a deficient number, since it is larger than the sum of its proper divisors (1413772462539).

3040043100021 is a wasteful number, since it uses less digits than its factorization.

3040043100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849097 (or 849094 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 3040043100021 its reverse (1200013400403), we get a palindrome (4240056500424).

It can be divided in two parts, 304004 and 3100021, that added together give a square (3404025 = 1845²).

The spelling of 3040043100021 in words is "three trillion, forty billion, forty-three million, one hundred thousand, twenty-one".