242442202151 has 2 divisors, whose sum is σ = 242442202152. Its totient is φ = 242442202150.

The previous prime is 242442202117. The next prime is 242442202159. The reversal of 242442202151 is 151202244242.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242442202151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242442202159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121221101075 + 121221101076.

It is an arithmetic number, because the mean of its divisors is an integer number (121221101076).

Almost surely, 2^242442202151 is an apocalyptic number.

242442202151 is a deficient number, since it is larger than the sum of its proper divisors (1).

242442202151 is an equidigital number, since it uses as much as digits as its factorization.

242442202151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 242442202151 its reverse (151202244242), we get a palindrome (393644446393).

The spelling of 242442202151 in words is "two hundred forty-two billion, four hundred forty-two million, two hundred two thousand, one hundred fifty-one".