3320431001551 has 4 divisors (see below), whose sum is σ = 3350893671400. Its totient is φ = 3289968331704.

The previous prime is 3320431001501. The next prime is 3320431001561. The reversal of 3320431001551 is 1551001340233.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3320431001551 - 2⁷ = 3320431001423 is a prime.

It is a super-2 number, since 2×3320431001551² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320431001501) 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, 15231334761 + ... + 15231334978.

It is an arithmetic number, because the mean of its divisors is an integer number (837723417850).

Almost surely, 2^{3320431001551} is an apocalyptic number.

3320431001551 is a deficient number, since it is larger than the sum of its proper divisors (30462669849).

3320431001551 is a wasteful number, since it uses less digits than its factorization.

3320431001551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30462669848.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 3320431001551 its reverse (1551001340233), we get a palindrome (4871432341784).

The spelling of 3320431001551 in words is "three trillion, three hundred twenty billion, four hundred thirty-one million, one thousand, five hundred fifty-one".