10102421176391 has 2 divisors, whose sum is σ = 10102421176392. Its totient is φ = 10102421176390.

The previous prime is 10102421176381. The next prime is 10102421176399. The reversal of 10102421176391 is 19367112420101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10102421176391 - 2³⁸ = 9827543269447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10102421176399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051210588195 + 5051210588196.

It is an arithmetic number, because the mean of its divisors is an integer number (5051210588196).

Almost surely, 2^{10102421176391} is an apocalyptic number.

10102421176391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10102421176391 is an equidigital number, since it uses as much as digits as its factorization.

10102421176391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

Adding to 10102421176391 its reverse (19367112420101), we get a palindrome (29469533596492).

The spelling of 10102421176391 in words is "ten trillion, one hundred two billion, four hundred twenty-one million, one hundred seventy-six thousand, three hundred ninety-one".