201120001212222 has 32 divisors (see below), whose sum is σ = 446947416034560. Its totient is φ = 67037888403000.

The previous prime is 201120001212211. The next prime is 201120001212283. The reversal of 201120001212222 is 222212100021102.

It is a happy number.

201120001212222 is a `hidden beast` number, since 20 + 11 + 200 + 0 + 1 + 212 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201120001212195 and 201120001212204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56936268 + ... + 60365375.

It is an arithmetic number, because the mean of its divisors is an integer number (13967106751080).

Almost surely, 2^{201120001212222} is an apocalyptic number.

201120001212222 is an abundant number, since it is smaller than the sum of its proper divisors (245827414822338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201120001212222 is a wasteful number, since it uses less digits than its factorization.

201120001212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117333405 (or 117333399 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 201120001212222 its reverse (222212100021102), we get a palindrome (423332101233324).

The spelling of 201120001212222 in words is "two hundred one trillion, one hundred twenty billion, one million, two hundred twelve thousand, two hundred twenty-two".