321131232433401 has 8 divisors (see below), whose sum is σ = 461111513237760. Its totient is φ = 197619219958992.

The previous prime is 321131232433399. The next prime is 321131232433409. The reversal of 321131232433401 is 104334232131123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321131232433401 - 2¹ = 321131232433399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321131232433409) 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, 4117067082441 + ... + 4117067082518.

It is an arithmetic number, because the mean of its divisors is an integer number (57638939154720).

Almost surely, 2^{321131232433401} is an apocalyptic number.

It is an amenable number.

321131232433401 is a deficient number, since it is larger than the sum of its proper divisors (139980280804359).

321131232433401 is a wasteful number, since it uses less digits than its factorization.

321131232433401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8234134164975.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 321131232433401 its reverse (104334232131123), we get a palindrome (425465464564524).

The spelling of 321131232433401 in words is "three hundred twenty-one trillion, one hundred thirty-one billion, two hundred thirty-two million, four hundred thirty-three thousand, four hundred one".