404012242233121 has 8 divisors (see below), whose sum is σ = 427777846760160. Its totient is φ = 380246657540928.

The previous prime is 404012242233113. The next prime is 404012242233139. The reversal of 404012242233121 is 121332242210404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 404012242233121 - 2³ = 404012242233113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404012242233151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65939730 + ... + 71805796.

It is an arithmetic number, because the mean of its divisors is an integer number (53472230845020).

Almost surely, 2^{404012242233121} is an apocalyptic number.

It is an amenable number.

404012242233121 is a deficient number, since it is larger than the sum of its proper divisors (23765604527039).

404012242233121 is a wasteful number, since it uses less digits than its factorization.

404012242233121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917423.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 404012242233121 its reverse (121332242210404), we get a palindrome (525344484443525).

The spelling of 404012242233121 in words is "four hundred four trillion, twelve billion, two hundred forty-two million, two hundred thirty-three thousand, one hundred twenty-one".