320121203032 has 8 divisors (see below), whose sum is σ = 600227255700. Its totient is φ = 160060601512.

The previous prime is 320121203009. The next prime is 320121203053. The reversal of 320121203032 is 230302121023.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007575182 + ... + 20007575197.

Almost surely, 2^320121203032 is an apocalyptic number.

It is an amenable number.

320121203032 is a deficient number, since it is larger than the sum of its proper divisors (280106052668).

320121203032 is a wasteful number, since it uses less digits than its factorization.

320121203032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40015150385 (or 40015150381 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320121203032 its reverse (230302121023), we get a palindrome (550423324055).

The spelling of 320121203032 in words is "three hundred twenty billion, one hundred twenty-one million, two hundred three thousand, thirty-two".