102142133242243 has 2 divisors, whose sum is σ = 102142133242244. Its totient is φ = 102142133242242.

The previous prime is 102142133242211. The next prime is 102142133242333. The reversal of 102142133242243 is 342242331241201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102142133242243 - 2⁵ = 102142133242211 is a prime.

It is a super-2 number, since 2×102142133242243² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102142133242199 and 102142133242208.

It is not a weakly prime, because it can be changed into another prime (102142133242943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51071066621121 + 51071066621122.

It is an arithmetic number, because the mean of its divisors is an integer number (51071066621122).

Almost surely, 2^{102142133242243} is an apocalyptic number.

102142133242243 is a deficient number, since it is larger than the sum of its proper divisors (1).

102142133242243 is an equidigital number, since it uses as much as digits as its factorization.

102142133242243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 102142133242243 its reverse (342242331241201), we get a palindrome (444384464483444).

The spelling of 102142133242243 in words is "one hundred two trillion, one hundred forty-two billion, one hundred thirty-three million, two hundred forty-two thousand, two hundred forty-three".