1122012222198 has 32 divisors (see below), whose sum is σ = 2633912865024. Its totient is φ = 311910733152.

The previous prime is 1122012222197. The next prime is 1122012222209. The reversal of 1122012222198 is 8912222102211.

It is a super-2 number, since 2×1122012222198² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122012222197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361006240 + ... + 361009347.

It is an arithmetic number, because the mean of its divisors is an integer number (82309777032).

Almost surely, 2^{1122012222198} is an apocalyptic number.

1122012222198 is an abundant number, since it is smaller than the sum of its proper divisors (1511900642826).

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

1122012222198 is a wasteful number, since it uses less digits than its factorization.

1122012222198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722015636.

The product of its (nonzero) digits is 4608, while the sum is 33.

The spelling of 1122012222198 in words is "one trillion, one hundred twenty-two billion, twelve million, two hundred twenty-two thousand, one hundred ninety-eight".