20224113251 has 2 divisors, whose sum is σ = 20224113252. Its totient is φ = 20224113250.

The previous prime is 20224113229. The next prime is 20224113269. The reversal of 20224113251 is 15231142202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20224113251 - 2²² = 20219918947 is a prime.

It is not a weakly prime, because it can be changed into another prime (20224113211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10112056625 + 10112056626.

It is an arithmetic number, because the mean of its divisors is an integer number (10112056626).

Almost surely, 2^20224113251 is an apocalyptic number.

20224113251 is a deficient number, since it is larger than the sum of its proper divisors (1).

20224113251 is an equidigital number, since it uses as much as digits as its factorization.

20224113251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 20224113251 its reverse (15231142202), we get a palindrome (35455255453).

The spelling of 20224113251 in words is "twenty billion, two hundred twenty-four million, one hundred thirteen thousand, two hundred fifty-one".