101426219 has 2 divisors, whose sum is σ = 101426220. Its totient is φ = 101426218.

The previous prime is 101426209. The next prime is 101426279. The reversal of 101426219 is 912624101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101426219 is a prime.

It is a super-2 number, since 2×101426219² = 20574555801271922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101426209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50713109 + 50713110.

It is an arithmetic number, because the mean of its divisors is an integer number (50713110).

Almost surely, 2^101426219 is an apocalyptic number.

101426219 is a deficient number, since it is larger than the sum of its proper divisors (1).

101426219 is an equidigital number, since it uses as much as digits as its factorization.

101426219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 101426219 is about 10071.0584845884. The cubic root of 101426219 is about 466.3551159185.

It can be divided in two parts, 10142 and 6219, that added together give a palindrome (16361).

The spelling of 101426219 in words is "one hundred one million, four hundred twenty-six thousand, two hundred nineteen".