1320466640231 has 8 divisors (see below), whose sum is σ = 1364553143184. Its totient is φ = 1276988227200.

The previous prime is 1320466640221. The next prime is 1320466640287.

1320466640231 is nontrivially palindromic in base 10.

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 1320466640231 - 2²² = 1320462445927 is a prime.

It is a super-2 number, since 2×1320466640231² (a number of 25 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 (1320466640221) 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, 152018066 + ... + 152026751.

It is an arithmetic number, because the mean of its divisors is an integer number (170569142898).

Almost surely, 2^{1320466640231} is an apocalyptic number.

1320466640231 is a deficient number, since it is larger than the sum of its proper divisors (44086502953).

1320466640231 is a wasteful number, since it uses less digits than its factorization.

1320466640231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304044961.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 1320466640231 in words is "one trillion, three hundred twenty billion, four hundred sixty-six million, six hundred forty thousand, two hundred thirty-one".