101022497 has 2 divisors, whose sum is σ = 101022498. Its totient is φ = 101022496.

The previous prime is 101022461. The next prime is 101022539. The reversal of 101022497 is 794220101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65869456 + 35153041 = 8116^2 + 5929^2 .

It is a cyclic number.

It is not a de Polignac number, because 101022497 - 2²⁰ = 99973921 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101022197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50511248 + 50511249.

It is an arithmetic number, because the mean of its divisors is an integer number (50511249).

Almost surely, 2^101022497 is an apocalyptic number.

It is an amenable number.

101022497 is a deficient number, since it is larger than the sum of its proper divisors (1).

101022497 is an equidigital number, since it uses as much as digits as its factorization.

101022497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 101022497 is about 10050.9948263841. The cubic root of 101022497 is about 465.7355253563.

Adding to 101022497 its reverse (794220101), we get a palindrome (895242598).

The spelling of 101022497 in words is "one hundred one million, twenty-two thousand, four hundred ninety-seven".