101222159 has 2 divisors, whose sum is σ = 101222160. Its totient is φ = 101222158.

The previous prime is 101222141. The next prime is 101222167. The reversal of 101222159 is 951222101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101222159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101222179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50611079 + 50611080.

It is an arithmetic number, because the mean of its divisors is an integer number (50611080).

Almost surely, 2^101222159 is an apocalyptic number.

101222159 is a deficient number, since it is larger than the sum of its proper divisors (1).

101222159 is an equidigital number, since it uses as much as digits as its factorization.

101222159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 101222159 is about 10060.9223732220. The cubic root of 101222159 is about 466.0421517496.

The spelling of 101222159 in words is "one hundred one million, two hundred twenty-two thousand, one hundred fifty-nine".