20225152499 has 2 divisors, whose sum is σ = 20225152500. Its totient is φ = 20225152498.

The previous prime is 20225152483. The next prime is 20225152543. The reversal of 20225152499 is 99425152202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20225152499 - 2⁴ = 20225152483 is a prime.

It is a super-3 number, since 3×20225152499³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20225152429) 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 as a sum of consecutive naturals, namely, 10112576249 + 10112576250.

It is an arithmetic number, because the mean of its divisors is an integer number (10112576250).

Almost surely, 2^20225152499 is an apocalyptic number.

20225152499 is a deficient number, since it is larger than the sum of its proper divisors (1).

20225152499 is an equidigital number, since it uses as much as digits as its factorization.

20225152499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 20225152499 in words is "twenty billion, two hundred twenty-five million, one hundred fifty-two thousand, four hundred ninety-nine".