101023619 has 2 divisors, whose sum is σ = 101023620. Its totient is φ = 101023618.

The previous prime is 101023609. The next prime is 101023621. The reversal of 101023619 is 916320101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101023619 - 2¹⁶ = 100958083 is a prime.

It is a super-2 number, since 2×101023619² = 20411543191714322, which contains 22 as substring.

Together with 101023621, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 101023594 and 101023603.

It is not a weakly prime, because it can be changed into another prime (101023609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50511809 + 50511810.

It is an arithmetic number, because the mean of its divisors is an integer number (50511810).

Almost surely, 2^101023619 is an apocalyptic number.

101023619 is a deficient number, since it is larger than the sum of its proper divisors (1).

101023619 is an equidigital number, since it uses as much as digits as its factorization.

101023619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 101023619 is about 10051.0506415996. The cubic root of 101023619 is about 465.7372495707.

The spelling of 101023619 in words is "one hundred one million, twenty-three thousand, six hundred nineteen".