321112201003 has 6 divisors (see below), whose sum is σ = 352958039252. Its totient is φ = 291920182620.

The previous prime is 321112200973. The next prime is 321112201009. The reversal of 321112201003 is 300102211123.

It is a de Polignac number, because none of the positive numbers 2^k-321112201003 is a prime.

It is a super-2 number, since 2×321112201003² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321112201009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1326909801 + ... + 1326910042.

Almost surely, 2^321112201003 is an apocalyptic number.

321112201003 is a deficient number, since it is larger than the sum of its proper divisors (31845838249).

321112201003 is a wasteful number, since it uses less digits than its factorization.

321112201003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653819865 (or 2653819854 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 321112201003 its reverse (300102211123), we get a palindrome (621214412126).

The spelling of 321112201003 in words is "three hundred twenty-one billion, one hundred twelve million, two hundred one thousand, three".