20225001619 has 2 divisors, whose sum is σ = 20225001620. Its totient is φ = 20225001618.

The previous prime is 20225001593. The next prime is 20225001653. The reversal of 20225001619 is 91610052202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20225001619 - 2¹³ = 20224993427 is a prime.

It is a super-2 number, since 2×20225001619² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20225001689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10112500809 + 10112500810.

It is an arithmetic number, because the mean of its divisors is an integer number (10112500810).

Almost surely, 2^20225001619 is an apocalyptic number.

20225001619 is a deficient number, since it is larger than the sum of its proper divisors (1).

20225001619 is an equidigital number, since it uses as much as digits as its factorization.

20225001619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 20225001619 in words is "twenty billion, two hundred twenty-five million, one thousand, six hundred nineteen".