242030023 has 2 divisors, whose sum is σ = 242030024. Its totient is φ = 242030022.

The previous prime is 242029981. The next prime is 242030053. The reversal of 242030023 is 320030242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242030023 - 2²⁵ = 208475591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242029979 and 242030006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242030053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121015011 + 121015012.

It is an arithmetic number, because the mean of its divisors is an integer number (121015012).

Almost surely, 2^242030023 is an apocalyptic number.

242030023 is a deficient number, since it is larger than the sum of its proper divisors (1).

242030023 is an equidigital number, since it uses as much as digits as its factorization.

242030023 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 16.

The square root of 242030023 is about 15557.3141319445. The cubic root of 242030023 is about 623.1937378561.

Adding to 242030023 its reverse (320030242), we get a palindrome (562060265).

The spelling of 242030023 in words is "two hundred forty-two million, thirty thousand, twenty-three".