3151220133 has 16 divisors (see below), whose sum is σ = 4393820160. Its totient is φ = 2005113264.

The previous prime is 3151220101. The next prime is 3151220143. The reversal of 3151220133 is 3310221513.

It is not a de Polignac number, because 3151220133 - 2⁵ = 3151220101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3151220143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17373 + ... + 81266.

It is an arithmetic number, because the mean of its divisors is an integer number (274613760).

Almost surely, 2^3151220133 is an apocalyptic number.

It is an amenable number.

3151220133 is a deficient number, since it is larger than the sum of its proper divisors (1242600027).

3151220133 is a wasteful number, since it uses less digits than its factorization.

3151220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99128.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 3151220133 is about 56135.7295579206. The cubic root of 3151220133 is about 1466.0864531826.

Adding to 3151220133 its reverse (3310221513), we get a palindrome (6461441646).

The spelling of 3151220133 in words is "three billion, one hundred fifty-one million, two hundred twenty thousand, one hundred thirty-three".