201201111122 has 8 divisors (see below), whose sum is σ = 329238181872. Its totient is φ = 91455050500.

The previous prime is 201201111043. The next prime is 201201111161. The reversal of 201201111122 is 221111102102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201201111097 and 201201111106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4572752504 + ... + 4572752547.

It is an arithmetic number, because the mean of its divisors is an integer number (41154772734).

Almost surely, 2^201201111122 is an apocalyptic number.

201201111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201201111122 is a deficient number, since it is larger than the sum of its proper divisors (128037070750).

201201111122 is a wasteful number, since it uses less digits than its factorization.

201201111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9145505064.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201201111122 its reverse (221111102102), we get a palindrome (422312213224).

The spelling of 201201111122 in words is "two hundred one billion, two hundred one million, one hundred eleven thousand, one hundred twenty-two".