330421401431 has 4 divisors (see below), whose sum is σ = 360459710664. Its totient is φ = 300383092200.

The previous prime is 330421401421. The next prime is 330421401449. The reversal of 330421401431 is 134104124033.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330421401431 is a prime.

It is a super-2 number, since 2×330421401431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 330421401431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (330421401421) 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, 15019154600 + ... + 15019154621.

It is an arithmetic number, because the mean of its divisors is an integer number (90114927666).

Almost surely, 2^330421401431 is an apocalyptic number.

330421401431 is a deficient number, since it is larger than the sum of its proper divisors (30038309233).

330421401431 is a wasteful number, since it uses less digits than its factorization.

330421401431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30038309232.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 330421401431 its reverse (134104124033), we get a palindrome (464525525464).

The spelling of 330421401431 in words is "three hundred thirty billion, four hundred twenty-one million, four hundred one thousand, four hundred thirty-one".