321120022100104 has 32 divisors (see below), whose sum is σ = 637883870434200. Its totient is φ = 151028506414080.

The previous prime is 321120022100081. The next prime is 321120022100239. The reversal of 321120022100104 is 401001220021123.

It can be written as a sum of positive squares in 4 ways, for example, as 102479380704100 + 218640641396004 = 10123210^2 + 14786502^2 .

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, 677872539 + ... + 678346090.

Almost surely, 2^{321120022100104} is an apocalyptic number.

321120022100104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

321120022100104 is a deficient number, since it is larger than the sum of its proper divisors (316763848334096).

321120022100104 is a wasteful number, since it uses less digits than its factorization.

321120022100104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356220393 (or 1356220389 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 321120022100104 its reverse (401001220021123), we get a palindrome (722121242121227).

The spelling of 321120022100104 in words is "three hundred twenty-one trillion, one hundred twenty billion, twenty-two million, one hundred thousand, one hundred four".