20020001919233 has 2 divisors, whose sum is σ = 20020001919234. Its totient is φ = 20020001919232.

The previous prime is 20020001919157. The next prime is 20020001919289. The reversal of 20020001919233 is 33291910002002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19244645944384 + 775355974849 = 4386872^2 + 880543^2 .

It is a cyclic number.

It is not a de Polignac number, because 20020001919233 - 2⁸ = 20020001918977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20020001919233.

It is not a weakly prime, because it can be changed into another prime (20020001939233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010000959616 + 10010000959617.

It is an arithmetic number, because the mean of its divisors is an integer number (10010000959617).

Almost surely, 2^{20020001919233} is an apocalyptic number.

It is an amenable number.

20020001919233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020001919233 is an equidigital number, since it uses as much as digits as its factorization.

20020001919233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 20020001919233 in words is "twenty trillion, twenty billion, one million, nine hundred nineteen thousand, two hundred thirty-three".