412232240021 has 32 divisors (see below), whose sum is σ = 482790240000. Its totient is φ = 344687841792.

The previous prime is 412232240003. The next prime is 412232240023. The reversal of 412232240021 is 120042232214.

It is not a de Polignac number, because 412232240021 - 2¹⁸ = 412231977877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412232240023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79318595 + ... + 79323791.

It is an arithmetic number, because the mean of its divisors is an integer number (15087195000).

Almost surely, 2^412232240021 is an apocalyptic number.

It is an amenable number.

412232240021 is a deficient number, since it is larger than the sum of its proper divisors (70557999979).

412232240021 is a wasteful number, since it uses less digits than its factorization.

412232240021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6701.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 412232240021 its reverse (120042232214), we get a palindrome (532274472235).

The spelling of 412232240021 in words is "four hundred twelve billion, two hundred thirty-two million, two hundred forty thousand, twenty-one".