110121030311212 has 24 divisors (see below), whose sum is σ = 200535735153600. Its totient is φ = 52868511985296.

The previous prime is 110121030311143. The next prime is 110121030311219. The reversal of 110121030311212 is 212113030121011.

It is a self number, because there is not a number n which added to its sum of digits gives 110121030311212.

It is not an unprimeable number, because it can be changed into a prime (110121030311219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5425740262 + ... + 5425760557.

It is an arithmetic number, because the mean of its divisors is an integer number (8355655631400).

Almost surely, 2^{110121030311212} is an apocalyptic number.

It is an amenable number.

110121030311212 is a deficient number, since it is larger than the sum of its proper divisors (90414704842388).

110121030311212 is a wasteful number, since it uses less digits than its factorization.

110121030311212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10851500925 (or 10851500923 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 110121030311212 its reverse (212113030121011), we get a palindrome (322234060432223).

The spelling of 110121030311212 in words is "one hundred ten trillion, one hundred twenty-one billion, thirty million, three hundred eleven thousand, two hundred twelve".