111210012201212 has 48 divisors (see below), whose sum is σ = 198582744824352. Its totient is φ = 54475236541440.

The previous prime is 111210012201203. The next prime is 111210012201227. The reversal of 111210012201212 is 212102210012111.

It is a congruent number.

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, 480312512 + ... + 480543992.

It is an arithmetic number, because the mean of its divisors is an integer number (4137140517174).

Almost surely, 2^{111210012201212} is an apocalyptic number.

It is an amenable number.

111210012201212 is a deficient number, since it is larger than the sum of its proper divisors (87372732623140).

111210012201212 is a wasteful number, since it uses less digits than its factorization.

111210012201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234878 (or 234876 counting only the distinct ones).

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

Adding to 111210012201212 its reverse (212102210012111), we get a palindrome (323312222213323).

The spelling of 111210012201212 in words is "one hundred eleven trillion, two hundred ten billion, twelve million, two hundred one thousand, two hundred twelve".