20333412019 has 2 divisors, whose sum is σ = 20333412020. Its totient is φ = 20333412018.

The previous prime is 20333411983. The next prime is 20333412023. The reversal of 20333412019 is 91021433302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20333412019 - 2²⁵ = 20299857587 is a prime.

It is a super-2 number, since 2×20333412019² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20333412059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166706009 + 10166706010.

It is an arithmetic number, because the mean of its divisors is an integer number (10166706010).

Almost surely, 2^20333412019 is an apocalyptic number.

20333412019 is a deficient number, since it is larger than the sum of its proper divisors (1).

20333412019 is an equidigital number, since it uses as much as digits as its factorization.

20333412019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 20333412019 in words is "twenty billion, three hundred thirty-three million, four hundred twelve thousand, nineteen".