12101101122 has 32 divisors (see below), whose sum is σ = 26413418304. Its totient is φ = 3665470400.

The previous prime is 12101101091. The next prime is 12101101141. The reversal of 12101101122 is 22110110121.

It is a junction number, because it is equal to n+sod(n) for n = 12101101098 and 12101101107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126472 + ... + 200492.

It is an arithmetic number, because the mean of its divisors is an integer number (825419322).

Almost surely, 2^12101101122 is an apocalyptic number.

12101101122 is an abundant number, since it is smaller than the sum of its proper divisors (14312317182).

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

12101101122 is a wasteful number, since it uses less digits than its factorization.

12101101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76514.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12101101122 its reverse (22110110121), we get a palindrome (34211211243).

The spelling of 12101101122 in words is "twelve billion, one hundred one million, one hundred one thousand, one hundred twenty-two".