2231334451 has 16 divisors (see below), whose sum is σ = 2283228000. Its totient is φ = 2180255488.

The previous prime is 2231334421. The next prime is 2231334463. The reversal of 2231334451 is 1544331322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2231334451 - 2⁷ = 2231334323 is a prime.

It is a super-3 number, since 3×2231334451³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231334421) 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 15 ways as a sum of consecutive naturals, for example, 2757735 + ... + 2758543.

It is an arithmetic number, because the mean of its divisors is an integer number (142701750).

Almost surely, 2^2231334451 is an apocalyptic number.

2231334451 is a deficient number, since it is larger than the sum of its proper divisors (51893549).

2231334451 is a wasteful number, since it uses less digits than its factorization.

2231334451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238.

The product of its digits is 8640, while the sum is 28.

The square root of 2231334451 is about 47237.0029849481. The cubic root of 2231334451 is about 1306.7371064417.

Adding to 2231334451 its reverse (1544331322), we get a palindrome (3775665773).

The spelling of 2231334451 in words is "two billion, two hundred thirty-one million, three hundred thirty-four thousand, four hundred fifty-one".