3152221145 has 8 divisors (see below), whose sum is σ = 3863147904. Its totient is φ = 2468121904.

The previous prime is 3152221129. The next prime is 3152221147. The reversal of 3152221145 is 5411222513.

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

It is not a de Polignac number, because 3152221145 - 2⁴ = 3152221129 is a prime.

It is a super-2 number, since 2×3152221145² = 19872996293970222050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3152221147) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6706619 + ... + 6707088.

It is an arithmetic number, because the mean of its divisors is an integer number (482893488).

Almost surely, 2^3152221145 is an apocalyptic number.

It is an amenable number.

3152221145 is a deficient number, since it is larger than the sum of its proper divisors (710926759).

3152221145 is a wasteful number, since it uses less digits than its factorization.

3152221145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13413759.

The product of its digits is 2400, while the sum is 26.

The square root of 3152221145 is about 56144.6448470377. The cubic root of 3152221145 is about 1466.2416750440.

Adding to 3152221145 its reverse (5411222513), we get a palindrome (8563443658).

The spelling of 3152221145 in words is "three billion, one hundred fifty-two million, two hundred twenty-one thousand, one hundred forty-five".