110121212111212 has 48 divisors (see below), whose sum is σ = 202990500421632. Its totient is φ = 52170448619520.

The previous prime is 110121212111167. The next prime is 110121212111219. The reversal of 110121212111212 is 212111212121011.

It is a super-2 number, since 2×110121212111212² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110121212111212.

It is not an unprimeable number, because it can be changed into a prime (110121212111219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137683 + ... + 14841205.

It is an arithmetic number, because the mean of its divisors is an integer number (4228968758784).

Almost surely, 2^{110121212111212} is an apocalyptic number.

It is an amenable number.

110121212111212 is a deficient number, since it is larger than the sum of its proper divisors (92869288310420).

110121212111212 is a wasteful number, since it uses less digits than its factorization.

110121212111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14704318 (or 14704316 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 19.

Adding to 110121212111212 its reverse (212111212121011), we get a palindrome (322232424232223).

The spelling of 110121212111212 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twelve million, one hundred eleven thousand, two hundred twelve".