202023400219 has 2 divisors, whose sum is σ = 202023400220. Its totient is φ = 202023400218.

The previous prime is 202023400207. The next prime is 202023400283. The reversal of 202023400219 is 912004320202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202023400219 - 2²¹ = 202021303067 is a prime.

It is a super-2 number, since 2×202023400219² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202023400193 and 202023400202.

It is not a weakly prime, because it can be changed into another prime (202323400219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101011700109 + 101011700110.

It is an arithmetic number, because the mean of its divisors is an integer number (101011700110).

Almost surely, 2^202023400219 is an apocalyptic number.

202023400219 is a deficient number, since it is larger than the sum of its proper divisors (1).

202023400219 is an equidigital number, since it uses as much as digits as its factorization.

202023400219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 202023400219 in words is "two hundred two billion, twenty-three million, four hundred thousand, two hundred nineteen".