1122022012122 has 48 divisors (see below), whose sum is σ = 2652422778720. Its totient is φ = 339959138400.

The previous prime is 1122022012091. The next prime is 1122022012141. The reversal of 1122022012122 is 2212102202211.

It is a happy number.

1122022012122 is a `hidden beast` number, since 11 + 220 + 220 + 1 + 212 + 2 = 666.

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 = 1122022012095 and 1122022012104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1036872 + ... + 1821852.

It is an arithmetic number, because the mean of its divisors is an integer number (55258807890).

Almost surely, 2^{1122022012122} is an apocalyptic number.

1122022012122 is an abundant number, since it is smaller than the sum of its proper divisors (1530400766598).

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

1122022012122 is a wasteful number, since it uses less digits than its factorization.

1122022012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792219 (or 792216 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1122022012122 its reverse (2212102202211), we get a palindrome (3334124214333).

The spelling of 1122022012122 in words is "one trillion, one hundred twenty-two billion, twenty-two million, twelve thousand, one hundred twenty-two".