101421002597 has 2 divisors, whose sum is σ = 101421002598. Its totient is φ = 101421002596.

The previous prime is 101421002531. The next prime is 101421002621. The reversal of 101421002597 is 795200124101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99998883076 + 1422119521 = 316226^2 + 37711^2 .

It is a cyclic number.

It is not a de Polignac number, because 101421002597 - 2⁸ = 101421002341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101421002497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50710501298 + 50710501299.

It is an arithmetic number, because the mean of its divisors is an integer number (50710501299).

Almost surely, 2^101421002597 is an apocalyptic number.

It is an amenable number.

101421002597 is a deficient number, since it is larger than the sum of its proper divisors (1).

101421002597 is an equidigital number, since it uses as much as digits as its factorization.

101421002597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

Adding to 101421002597 its reverse (795200124101), we get a palindrome (896621126698).

The spelling of 101421002597 in words is "one hundred one billion, four hundred twenty-one million, two thousand, five hundred ninety-seven".