321112211101002 has 48 divisors (see below), whose sum is σ = 710961742266048. Its totient is φ = 104721118741440.

The previous prime is 321112211100991. The next prime is 321112211101079. The reversal of 321112211101002 is 200101112211123.

It is a happy number.

321112211101002 is a `hidden beast` number, since 321 + 1 + 1 + 221 + 110 + 10 + 0 + 2 = 666.

It is a super-2 number, since 2×321112211101002² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 1043217699 + ... + 1043525462.

It is an arithmetic number, because the mean of its divisors is an integer number (14811702963876).

Almost surely, 2^{321112211101002} is an apocalyptic number.

321112211101002 is an abundant number, since it is smaller than the sum of its proper divisors (389849531165046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321112211101002 is a wasteful number, since it uses less digits than its factorization.

321112211101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086743355 (or 2086743352 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 321112211101002 its reverse (200101112211123), we get a palindrome (521213323312125).

The spelling of 321112211101002 in words is "three hundred twenty-one trillion, one hundred twelve billion, two hundred eleven million, one hundred one thousand, two".