101266120 has 16 divisors (see below), whose sum is σ = 227848860. Its totient is φ = 40506432.

The previous prime is 101266063. The next prime is 101266133. The reversal of 101266120 is 21662101.

It can be written as a sum of positive squares in 2 ways, for example, as 99560484 + 1705636 = 9978^2 + 1306^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1265787 + ... + 1265866.

Almost surely, 2^101266120 is an apocalyptic number.

101266120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101266120 is an abundant number, since it is smaller than the sum of its proper divisors (126582740).

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

101266120 is a wasteful number, since it uses less digits than its factorization.

101266120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531664 (or 2531660 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 101266120 is about 10063.1068761094. The cubic root of 101266120 is about 466.1096096857.

The spelling of 101266120 in words is "one hundred one million, two hundred sixty-six thousand, one hundred twenty".