202421243119 has 2 divisors, whose sum is σ = 202421243120. Its totient is φ = 202421243118.

The previous prime is 202421243113. The next prime is 202421243137. The reversal of 202421243119 is 911342124202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202421243119 - 2³ = 202421243111 is a prime.

It is a super-2 number, since 2×202421243119² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202421243111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101210621559 + 101210621560.

It is an arithmetic number, because the mean of its divisors is an integer number (101210621560).

Almost surely, 2^202421243119 is an apocalyptic number.

202421243119 is a deficient number, since it is larger than the sum of its proper divisors (1).

202421243119 is an equidigital number, since it uses as much as digits as its factorization.

202421243119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 202421243119 in words is "two hundred two billion, four hundred twenty-one million, two hundred forty-three thousand, one hundred nineteen".