201110122101212 has 12 divisors (see below), whose sum is σ = 351965878577376. Its totient is φ = 100548442507680.

The previous prime is 201110122101211. The next prime is 201110122101277. The reversal of 201110122101212 is 212101221011102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201110122101211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1654567364 + ... + 1654688907.

It is an arithmetic number, because the mean of its divisors is an integer number (29330489881448).

Almost surely, 2^{201110122101212} is an apocalyptic number.

It is an amenable number.

201110122101212 is a deficient number, since it is larger than the sum of its proper divisors (150855756476164).

201110122101212 is a wasteful number, since it uses less digits than its factorization.

201110122101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309271468 (or 3309271466 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201110122101212 its reverse (212101221011102), we get a palindrome (413211343112314).

The spelling of 201110122101212 in words is "two hundred one trillion, one hundred ten billion, one hundred twenty-two million, one hundred one thousand, two hundred twelve".