121133100222 has 24 divisors (see below), whose sum is σ = 270921343680. Its totient is φ = 39075193440.

The previous prime is 121133100169. The next prime is 121133100281. The reversal of 121133100222 is 222001331121.

121133100222 is a `hidden beast` number, since 121 + 13 + 310 + 0 + 222 = 666.

It is a super-3 number, since 3×121133100222³ (a number of 34 digits) contains 333 as substring.

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 = 121133100195 and 121133100204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108541647 + ... + 108542762.

It is an arithmetic number, because the mean of its divisors is an integer number (11288389320).

Almost surely, 2^121133100222 is an apocalyptic number.

121133100222 is an abundant number, since it is smaller than the sum of its proper divisors (149788243458).

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

121133100222 is a wasteful number, since it uses less digits than its factorization.

121133100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217084448 (or 217084445 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 121133100222 its reverse (222001331121), we get a palindrome (343134431343).

The spelling of 121133100222 in words is "one hundred twenty-one billion, one hundred thirty-three million, one hundred thousand, two hundred twenty-two".