431411120021 has 8 divisors (see below), whose sum is σ = 494363109504. Its totient is φ = 368789587920.

The previous prime is 431411120011. The next prime is 431411120057. The reversal of 431411120021 is 120021114134.

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

It is a cyclic number.

It is not a de Polignac number, because 431411120021 - 2²⁶ = 431344011157 is a prime.

It is a super-2 number, since 2×431411120021² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431411119975 and 431411120002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431411120011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82611545 + ... + 82616766.

It is an arithmetic number, because the mean of its divisors is an integer number (61795388688).

Almost surely, 2^431411120021 is an apocalyptic number.

It is an amenable number.

431411120021 is a deficient number, since it is larger than the sum of its proper divisors (62951989483).

431411120021 is a wasteful number, since it uses less digits than its factorization.

431411120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165228691.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 431411120021 its reverse (120021114134), we get a palindrome (551432234155).

The spelling of 431411120021 in words is "four hundred thirty-one billion, four hundred eleven million, one hundred twenty thousand, twenty-one".