20021202011219 has 2 divisors, whose sum is σ = 20021202011220. Its totient is φ = 20021202011218.

The previous prime is 20021202011203. The next prime is 20021202011233. The reversal of 20021202011219 is 91211020212002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20021202011219 - 2⁴ = 20021202011203 is a prime.

It is a super-2 number, since 2×20021202011219² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20021202011194 and 20021202011203.

It is not a weakly prime, because it can be changed into another prime (20021202011119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010601005609 + 10010601005610.

It is an arithmetic number, because the mean of its divisors is an integer number (10010601005610).

Almost surely, 2^{20021202011219} is an apocalyptic number.

20021202011219 is a deficient number, since it is larger than the sum of its proper divisors (1).

20021202011219 is an equidigital number, since it uses as much as digits as its factorization.

20021202011219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 20021202011219 in words is "twenty trillion, twenty-one billion, two hundred two million, eleven thousand, two hundred nineteen".