101320190 has 8 divisors (see below), whose sum is σ = 182376360. Its totient is φ = 40528072.

The previous prime is 101320151. The next prime is 101320237. The reversal of 101320190 is 91023101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×101320190² = 20531561803272200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5066000 + ... + 5066019.

It is an arithmetic number, because the mean of its divisors is an integer number (22797045).

Almost surely, 2^101320190 is an apocalyptic number.

101320190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101320190 is a deficient number, since it is larger than the sum of its proper divisors (81056170).

101320190 is a wasteful number, since it uses less digits than its factorization.

101320190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10132026.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 101320190 is about 10065.7930636389. The cubic root of 101320190 is about 466.1925530642.

Adding to 101320190 its reverse (91023101), we get a palindrome (192343291).

The spelling of 101320190 in words is "one hundred one million, three hundred twenty thousand, one hundred ninety".