321132112202 has 16 divisors (see below), whose sum is σ = 525549261312. Its totient is φ = 145952377920.

The previous prime is 321132112159. The next prime is 321132112247. The reversal of 321132112202 is 202211231123.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641258 + ... + 1026389.

It is an arithmetic number, because the mean of its divisors is an integer number (32846828832).

Almost surely, 2^321132112202 is an apocalyptic number.

321132112202 is a deficient number, since it is larger than the sum of its proper divisors (204417149110).

321132112202 is a wasteful number, since it uses less digits than its factorization.

321132112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676413.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 321132112202 its reverse (202211231123), we get a palindrome (523343343325).

It can be divided in two parts, 321132 and 112202, that added together give a palindrome (433334).

The spelling of 321132112202 in words is "three hundred twenty-one billion, one hundred thirty-two million, one hundred twelve thousand, two hundred two".