101311122 has 24 divisors (see below), whose sum is σ = 222718608. Its totient is φ = 30700120.

The previous prime is 101311087. The next prime is 101311151. The reversal of 101311122 is 221113101.

It is a junction number, because it is equal to n+sod(n) for n = 101311098 and 101311107.

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 11 ways as a sum of consecutive naturals, for example, 69048 + ... + 70499.

It is an arithmetic number, because the mean of its divisors is an integer number (9279942).

Almost surely, 2^101311122 is an apocalyptic number.

101311122 is an abundant number, since it is smaller than the sum of its proper divisors (121407486).

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

101311122 is a wasteful number, since it uses less digits than its factorization.

101311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139574 (or 139563 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 101311122 is about 10065.3426171194. The cubic root of 101311122 is about 466.1786448123.

Adding to 101311122 its reverse (221113101), we get a palindrome (322424223).

The spelling of 101311122 in words is "one hundred one million, three hundred eleven thousand, one hundred twenty-two".