101422619 has 2 divisors, whose sum is σ = 101422620. Its totient is φ = 101422618.

The previous prime is 101422583. The next prime is 101422621. The reversal of 101422619 is 916224101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101422619 - 2¹⁶ = 101357083 is a prime.

It is a super-2 number, since 2×101422619² = 20573095289638322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 101422621, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101422679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50711309 + 50711310.

It is an arithmetic number, because the mean of its divisors is an integer number (50711310).

Almost surely, 2^101422619 is an apocalyptic number.

101422619 is a deficient number, since it is larger than the sum of its proper divisors (1).

101422619 is an equidigital number, since it uses as much as digits as its factorization.

101422619 is an odious number, because the sum of its binary digits is odd.

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

The square root of 101422619 is about 10070.8797530305. The cubic root of 101422619 is about 466.3495982844.

The spelling of 101422619 in words is "one hundred one million, four hundred twenty-two thousand, six hundred nineteen".