20243450119 has 2 divisors, whose sum is σ = 20243450120. Its totient is φ = 20243450118.

The previous prime is 20243450093. The next prime is 20243450137. The reversal of 20243450119 is 91105434202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20243450119 is a prime.

It is a super-2 number, since 2×20243450119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20243450159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121725059 + 10121725060.

It is an arithmetic number, because the mean of its divisors is an integer number (10121725060).

Almost surely, 2^20243450119 is an apocalyptic number.

20243450119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20243450119 is an equidigital number, since it uses as much as digits as its factorization.

20243450119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 20243450119 in words is "twenty billion, two hundred forty-three million, four hundred fifty thousand, one hundred nineteen".