101255122 has 16 divisors (see below), whose sum is σ = 156501720. Its totient is φ = 49109632.

The previous prime is 101255113. The next prime is 101255171. The reversal of 101255122 is 221552101.

It can be written as a sum of positive squares in 4 ways, for example, as 59923081 + 41332041 = 7741^2 + 6429^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101255122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4068 + ... + 14800.

Almost surely, 2^101255122 is an apocalyptic number.

101255122 is a deficient number, since it is larger than the sum of its proper divisors (55246598).

101255122 is a wasteful number, since it uses less digits than its factorization.

101255122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10877.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 101255122 is about 10062.5604097566. The cubic root of 101255122 is about 466.0927351407.

The spelling of 101255122 in words is "one hundred one million, two hundred fifty-five thousand, one hundred twenty-two".