12101121022 has 16 divisors (see below), whose sum is σ = 18212169600. Its totient is φ = 6030416920.

The previous prime is 12101121007. The next prime is 12101121047. The reversal of 12101121022 is 22012110121.

It is a junction number, because it is equal to n+sod(n) for n = 12101120993 and 12101121011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813929 + ... + 1820587.

It is an arithmetic number, because the mean of its divisors is an integer number (1138260600).

Almost surely, 2^12101121022 is an apocalyptic number.

12101121022 is a deficient number, since it is larger than the sum of its proper divisors (6111048578).

12101121022 is a wasteful number, since it uses less digits than its factorization.

12101121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9551.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12101121022 its reverse (22012110121), we get a palindrome (34113231143).

The spelling of 12101121022 in words is "twelve billion, one hundred one million, one hundred twenty-one thousand, twenty-two".