3221200045 has 8 divisors (see below), whose sum is σ = 4417645824. Its totient is φ = 2208822864.

The previous prime is 3221200043. The next prime is 3221200063. The reversal of 3221200045 is 5400021223.

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

It is a cyclic number.

It is not a de Polignac number, because 3221200045 - 2¹ = 3221200043 is a prime.

It is a super-2 number, since 2×3221200045² = 20752259459816004050, 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 = 3221199995 and 3221200031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221200043) 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, 46017109 + ... + 46017178.

It is an arithmetic number, because the mean of its divisors is an integer number (552205728).

Almost surely, 2^3221200045 is an apocalyptic number.

3221200045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3221200045 is a deficient number, since it is larger than the sum of its proper divisors (1196445779).

3221200045 is an equidigital number, since it uses as much as digits as its factorization.

3221200045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92034299.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 3221200045 is about 56755.6168585982. The cubic root of 3221200045 is about 1476.8596740712.

Adding to 3221200045 its reverse (5400021223), we get a palindrome (8621221268).

The spelling of 3221200045 in words is "three billion, two hundred twenty-one million, two hundred thousand, forty-five".