313331000420421 has 8 divisors (see below), whose sum is σ = 464194074696960. Its totient is φ = 208887333613596.

The previous prime is 313331000420401. The next prime is 313331000420441. The reversal of 313331000420421 is 124024000133313.

It is a happy number.

313331000420421 is a `hidden beast` number, since 3 + 1 + 333 + 100 + 0 + 4 + 204 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (313331000420401) and next prime (313331000420441).

It is not a de Polignac number, because 313331000420421 - 2¹⁰ = 313331000419397 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 11604851867423 = 313331000420421 / (3 + 1 + 3 + 3 + 3 + 1 + 0 + 0 + 0 + 4 + 2 + 0 + 4 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313331000420401) 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, 5802425933685 + ... + 5802425933738.

It is an arithmetic number, because the mean of its divisors is an integer number (58024259337120).

Almost surely, 2^{313331000420421} is an apocalyptic number.

It is an amenable number.

313331000420421 is a deficient number, since it is larger than the sum of its proper divisors (150863074276539).

313331000420421 is a wasteful number, since it uses less digits than its factorization.

313331000420421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11604851867432 (or 11604851867426 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 313331000420421 its reverse (124024000133313), we get a palindrome (437355000553734).

The spelling of 313331000420421 in words is "three hundred thirteen trillion, three hundred thirty-one billion, four hundred twenty thousand, four hundred twenty-one".