101249216 has 14 divisors (see below), whose sum is σ = 200916540. Its totient is φ = 50624576.

The previous prime is 101249209. The next prime is 101249221. The reversal of 101249216 is 612942101.

It is a super-2 number, since 2×101249216² = 20502807481229312, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 790946 + ... + 791073.

Almost surely, 2^101249216 is an apocalyptic number.

101249216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

101249216 is a deficient number, since it is larger than the sum of its proper divisors (99667324).

101249216 is an equidigital number, since it uses as much as digits as its factorization.

101249216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582031 (or 1582021 counting only the distinct ones).

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

The square root of 101249216 is about 10062.2669414004. The cubic root of 101249216 is about 466.0836728923.

The spelling of 101249216 in words is "one hundred one million, two hundred forty-nine thousand, two hundred sixteen".