101256306 has 16 divisors (see below), whose sum is σ = 207452448. Its totient is φ = 32928800.

The previous prime is 101256299. The next prime is 101256307. The reversal of 101256306 is 603652101.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (101256307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205560 + ... + 206051.

It is an arithmetic number, because the mean of its divisors is an integer number (12965778).

Almost surely, 2^101256306 is an apocalyptic number.

101256306 is an abundant number, since it is smaller than the sum of its proper divisors (106196142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101256306 is a wasteful number, since it uses less digits than its factorization.

101256306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411657.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 101256306 is about 10062.6192415295. The cubic root of 101256306 is about 466.0945518444.

The spelling of 101256306 in words is "one hundred one million, two hundred fifty-six thousand, three hundred six".