101242202242123 has 2 divisors, whose sum is σ = 101242202242124. Its totient is φ = 101242202242122.

The previous prime is 101242202242091. The next prime is 101242202242133. The reversal of 101242202242123 is 321242202242101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101242202242123 - 2⁵ = 101242202242091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101242202242091 and 101242202242100.

It is not a weakly prime, because it can be changed into another prime (101242202242133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50621101121061 + 50621101121062.

It is an arithmetic number, because the mean of its divisors is an integer number (50621101121062).

Almost surely, 2^{101242202242123} is an apocalyptic number.

101242202242123 is a deficient number, since it is larger than the sum of its proper divisors (1).

101242202242123 is an equidigital number, since it uses as much as digits as its factorization.

101242202242123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 101242202242123 its reverse (321242202242101), we get a palindrome (422484404484224).

The spelling of 101242202242123 in words is "one hundred one trillion, two hundred forty-two billion, two hundred two million, two hundred forty-two thousand, one hundred twenty-three".