3221100020032 has 14 divisors (see below), whose sum is σ = 6391870352378. Its totient is φ = 1610550009984.

The previous prime is 3221100020027. The next prime is 3221100020113. The reversal of 3221100020032 is 2300200011223.

It can be written as a sum of positive squares in only one way, i.e., 2969473382656 + 251626637376 = 1723216^2 + 501624^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 3221100019988 and 3221100020015.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 25164843843 + ... + 25164843970.

It is an arithmetic number, because the mean of its divisors is an integer number (456562168027).

Almost surely, 2^{3221100020032} is an apocalyptic number.

3221100020032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3221100020032 is a deficient number, since it is larger than the sum of its proper divisors (3170770332346).

3221100020032 is an equidigital number, since it uses as much as digits as its factorization.

3221100020032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50329687825 (or 50329687815 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3221100020032 its reverse (2300200011223), we get a palindrome (5521300031255).

The spelling of 3221100020032 in words is "three trillion, two hundred twenty-one billion, one hundred million, twenty thousand, thirty-two".