4221454031 has 2 divisors, whose sum is σ = 4221454032. Its totient is φ = 4221454030.

The previous prime is 4221454009. The next prime is 4221454043. The reversal of 4221454031 is 1304541224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4221454031 - 2⁶ = 4221453967 is a prime.

It is a super-2 number, since 2×4221454031² = 35641348271692297922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4221454051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110727015 + 2110727016.

It is an arithmetic number, because the mean of its divisors is an integer number (2110727016).

Almost surely, 2^4221454031 is an apocalyptic number.

4221454031 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221454031 is an equidigital number, since it uses as much as digits as its factorization.

4221454031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 4221454031 is about 64972.7175897699. The cubic root of 4221454031 is about 1616.1711679814.

Adding to 4221454031 its reverse (1304541224), we get a palindrome (5525995255).

The spelling of 4221454031 in words is "four billion, two hundred twenty-one million, four hundred fifty-four thousand, thirty-one".