201101121222 has 16 divisors (see below), whose sum is σ = 423370781760. Its totient is φ = 63505617192.

The previous prime is 201101121187. The next prime is 201101121239. The reversal of 201101121222 is 222121101102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882022348 + ... + 882022575.

It is an arithmetic number, because the mean of its divisors is an integer number (26460673860).

Almost surely, 2^201101121222 is an apocalyptic number.

201101121222 is an abundant number, since it is smaller than the sum of its proper divisors (222269660538).

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

201101121222 is a wasteful number, since it uses less digits than its factorization.

201101121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764044947.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201101121222 its reverse (222121101102), we get a palindrome (423222222324).

The spelling of 201101121222 in words is "two hundred one billion, one hundred one million, one hundred twenty-one thousand, two hundred twenty-two".