2100324451 has 2 divisors, whose sum is σ = 2100324452. Its totient is φ = 2100324450.

The previous prime is 2100324427. The next prime is 2100324461. The reversal of 2100324451 is 1544230012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2100324451 - 2⁷ = 2100324323 is a prime.

It is a super-2 number, since 2×2100324451² = 8822725598936902802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2100324461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050162225 + 1050162226.

It is an arithmetic number, because the mean of its divisors is an integer number (1050162226).

Almost surely, 2^2100324451 is an apocalyptic number.

2100324451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100324451 is an equidigital number, since it uses as much as digits as its factorization.

2100324451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2100324451 is about 45829.2968634693. The cubic root of 2100324451 is about 1280.6451116216.

Adding to 2100324451 its reverse (1544230012), we get a palindrome (3644554463).

It can be divided in two parts, 21003 and 24451, that added together give a palindrome (45454).

The spelling of 2100324451 in words is "two billion, one hundred million, three hundred twenty-four thousand, four hundred fifty-one".