242131102111 has 2 divisors, whose sum is σ = 242131102112. Its totient is φ = 242131102110.

The previous prime is 242131102099. The next prime is 242131102139. The reversal of 242131102111 is 111201131242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242131102111 - 2⁵ = 242131102079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242131106111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121065551055 + 121065551056.

It is an arithmetic number, because the mean of its divisors is an integer number (121065551056).

Almost surely, 2^242131102111 is an apocalyptic number.

242131102111 is a deficient number, since it is larger than the sum of its proper divisors (1).

242131102111 is an equidigital number, since it uses as much as digits as its factorization.

242131102111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 242131102111 its reverse (111201131242), we get a palindrome (353332233353).

The spelling of 242131102111 in words is "two hundred forty-two billion, one hundred thirty-one million, one hundred two thousand, one hundred eleven".