102342520451 has 2 divisors, whose sum is σ = 102342520452. Its totient is φ = 102342520450.

The previous prime is 102342520393. The next prime is 102342520453. The reversal of 102342520451 is 154025243201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102342520451 - 2³⁰ = 101268778627 is a prime.

Together with 102342520453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (102342520453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51171260225 + 51171260226.

It is an arithmetic number, because the mean of its divisors is an integer number (51171260226).

Almost surely, 2^102342520451 is an apocalyptic number.

102342520451 is a deficient number, since it is larger than the sum of its proper divisors (1).

102342520451 is an equidigital number, since it uses as much as digits as its factorization.

102342520451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 102342520451 its reverse (154025243201), we get a palindrome (256367763652).

The spelling of 102342520451 in words is "one hundred two billion, three hundred forty-two million, five hundred twenty thousand, four hundred fifty-one".