121133121222 has 32 divisors (see below), whose sum is σ = 242900985600. Its totient is φ = 40272046880.

The previous prime is 121133121181. The next prime is 121133121247. The reversal of 121133121222 is 222121331121.

121133121222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

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, 3905608 + ... + 3936500.

It is an arithmetic number, because the mean of its divisors is an integer number (7590655800).

Almost surely, 2^121133121222 is an apocalyptic number.

121133121222 is an abundant number, since it is smaller than the sum of its proper divisors (121767864378).

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

121133121222 is a wasteful number, since it uses less digits than its factorization.

121133121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32588.

The product of its digits is 288, while the sum is 21.

Adding to 121133121222 its reverse (222121331121), we get a palindrome (343254452343).

The spelling of 121133121222 in words is "one hundred twenty-one billion, one hundred thirty-three million, one hundred twenty-one thousand, two hundred twenty-two".