3221120023 has 8 divisors (see below), whose sum is σ = 3599655696. Its totient is φ = 2856868800.

The previous prime is 3221120017. The next prime is 3221120047. The reversal of 3221120023 is 3200211223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221120023 is a prime.

It is a super-2 number, since 2×3221120023² = 20751228405143041058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3221119979 and 3221120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221120083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3570636 + ... + 3571537.

It is an arithmetic number, because the mean of its divisors is an integer number (449956962).

Almost surely, 2^3221120023 is an apocalyptic number.

3221120023 is a deficient number, since it is larger than the sum of its proper divisors (378535673).

3221120023 is a wasteful number, since it uses less digits than its factorization.

3221120023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7142225.

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

The square root of 3221120023 is about 56754.9118843471. The cubic root of 3221120023 is about 1476.8474444423.

Adding to 3221120023 its reverse (3200211223), we get a palindrome (6421331246).

It can be divided in two parts, 32211200 and 23, that added together give a palindrome (32211223).

The spelling of 3221120023 in words is "three billion, two hundred twenty-one million, one hundred twenty thousand, twenty-three".