3122401251 has 32 divisors (see below), whose sum is σ = 4423088128. Its totient is φ = 1955819520.

The previous prime is 3122401229. The next prime is 3122401253. The reversal of 3122401251 is 1521042213.

It is not a de Polignac number, because 3122401251 - 2⁷ = 3122401123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122401253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2707491 + ... + 2708643.

It is an arithmetic number, because the mean of its divisors is an integer number (138221504).

Almost surely, 2^3122401251 is an apocalyptic number.

3122401251 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3122401251 is a deficient number, since it is larger than the sum of its proper divisors (1300686877).

3122401251 is a wasteful number, since it uses less digits than its factorization.

3122401251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 3122401251 is about 55878.4506853939. The cubic root of 3122401251 is about 1461.6034880115.

Adding to 3122401251 its reverse (1521042213), we get a palindrome (4643443464).

The spelling of 3122401251 in words is "three billion, one hundred twenty-two million, four hundred one thousand, two hundred fifty-one".