106203899 has 6 divisors (see below), whose sum is σ = 108859140. Its totient is φ = 103611920.

The previous prime is 106203869. The next prime is 106203931. The reversal of 106203899 is 998302601.

It is not a de Polignac number, because 106203899 - 2¹² = 106199803 is a prime.

It is a super-2 number, since 2×106203899² = 22558536325604402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106203809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29909 + ... + 33270.

It is an arithmetic number, because the mean of its divisors is an integer number (18143190).

Almost surely, 2^106203899 is an apocalyptic number.

106203899 is a deficient number, since it is larger than the sum of its proper divisors (2655241).

106203899 is an frugal number, since it uses more digits than its factorization.

106203899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63261 (or 63220 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 106203899 is about 10305.5275944514. The cubic root of 106203899 is about 473.5656067019.

The spelling of 106203899 in words is "one hundred six million, two hundred three thousand, eight hundred ninety-nine".