1122122020122 has 12 divisors (see below), whose sum is σ = 2431264376970. Its totient is φ = 374040673368.

The previous prime is 1122122020109. The next prime is 1122122020141. The reversal of 1122122020122 is 2210202212211.

It is a happy number.

1122122020122 is a `hidden beast` number, since 1 + 1 + 221 + 220 + 201 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1085599370241 + 36522649881 = 1041921^2 + 191109^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 62340112229 = 1122122020122 / (1 + 1 + 2 + 2 + 1 + 2 + 2 + 0 + 2 + 0 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1122122020095 and 1122122020104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31170056097 + ... + 31170056132.

Almost surely, 2^{1122122020122} is an apocalyptic number.

1122122020122 is an abundant number, since it is smaller than the sum of its proper divisors (1309142356848).

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

1122122020122 is a wasteful number, since it uses less digits than its factorization.

1122122020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62340112237 (or 62340112234 counting only the distinct ones).

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

Adding to 1122122020122 its reverse (2210202212211), we get a palindrome (3332324232333).

The spelling of 1122122020122 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-two million, twenty thousand, one hundred twenty-two".