100021222297 has 2 divisors, whose sum is σ = 100021222298. Its totient is φ = 100021222296.

The previous prime is 100021222211. The next prime is 100021222339. The reversal of 100021222297 is 792222120001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81227280016 + 18793942281 = 285004^2 + 137091^2 .

It is a cyclic number.

It is not a de Polignac number, because 100021222297 - 2³¹ = 97873738649 is a prime.

It is not a weakly prime, because it can be changed into another prime (100021222997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010611148 + 50010611149.

It is an arithmetic number, because the mean of its divisors is an integer number (50010611149).

Almost surely, 2^100021222297 is an apocalyptic number.

It is an amenable number.

100021222297 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021222297 is an equidigital number, since it uses as much as digits as its factorization.

100021222297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

Adding to 100021222297 its reverse (792222120001), we get a palindrome (892243342298).

The spelling of 100021222297 in words is "one hundred billion, twenty-one million, two hundred twenty-two thousand, two hundred ninety-seven".