320111401421402 has 16 divisors (see below), whose sum is σ = 480255773977512. Its totient is φ = 160026144337920.

The previous prime is 320111401421377. The next prime is 320111401421447. The reversal of 320111401421402 is 204124104111023.

It can be written as a sum of positive squares in 4 ways, for example, as 222278907178441 + 97832494242961 = 14909021^2 + 9891031^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 848244818 + ... + 848622114.

Almost surely, 2^{320111401421402} is an apocalyptic number.

320111401421402 is a deficient number, since it is larger than the sum of its proper divisors (160144372556110).

320111401421402 is a wasteful number, since it uses less digits than its factorization.

320111401421402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454513.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 320111401421402 its reverse (204124104111023), we get a palindrome (524235505532425).

The spelling of 320111401421402 in words is "three hundred twenty trillion, one hundred eleven billion, four hundred one million, four hundred twenty-one thousand, four hundred two".