201120121212212 has 48 divisors (see below), whose sum is σ = 357489078038400. Its totient is φ = 98994668451840.

The previous prime is 201120121212203. The next prime is 201120121212229. The reversal of 201120121212212 is 212212121021102.

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, 38849489 + ... + 43720967.

It is an arithmetic number, because the mean of its divisors is an integer number (7447689125800).

Almost surely, 2^{201120121212212} is an apocalyptic number.

It is an amenable number.

201120121212212 is a deficient number, since it is larger than the sum of its proper divisors (156368956826188).

201120121212212 is a wasteful number, since it uses less digits than its factorization.

201120121212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4872216 (or 4872214 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201120121212212 its reverse (212212121021102), we get a palindrome (413332242233314).

The spelling of 201120121212212 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twelve thousand, two hundred twelve".