321044223045 has 32 divisors (see below), whose sum is σ = 632210164992. Its totient is φ = 135473605632.

The previous prime is 321044223013. The next prime is 321044223061. The reversal of 321044223045 is 540322440123.

It is not a de Polignac number, because 321044223045 - 2⁵ = 321044223013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117597252 + ... + 117599981.

It is an arithmetic number, because the mean of its divisors is an integer number (19756567656).

Almost surely, 2^321044223045 is an apocalyptic number.

321044223045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

321044223045 is a deficient number, since it is larger than the sum of its proper divisors (311165941947).

321044223045 is a wasteful number, since it uses less digits than its factorization.

321044223045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235197261.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 321044223045 its reverse (540322440123), we get a palindrome (861366663168).

The spelling of 321044223045 in words is "three hundred twenty-one billion, forty-four million, two hundred twenty-three thousand, forty-five".