122201012 has 24 divisors (see below), whose sum is σ = 226380000. Its totient is φ = 57619296.

The previous prime is 122201003. The next prime is 122201059. The reversal of 122201012 is 210102221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122200984 and 122201002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7262 + ... + 17237.

It is an arithmetic number, because the mean of its divisors is an integer number (9432500).

Almost surely, 2^122201012 is an apocalyptic number.

It is an amenable number.

122201012 is a deficient number, since it is larger than the sum of its proper divisors (104178988).

122201012 is a wasteful number, since it uses less digits than its factorization.

122201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24575 (or 24573 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 122201012 is about 11054.4566578371. The cubic root of 122201012 is about 496.2398088118.

Adding to 122201012 its reverse (210102221), we get a palindrome (332303233).

The spelling of 122201012 in words is "one hundred twenty-two million, two hundred one thousand, twelve".