11122220020122 has 12 divisors (see below), whose sum is σ = 24098143376970. Its totient is φ = 3707406673368.

The previous prime is 11122220020117. The next prime is 11122220020139. The reversal of 11122220020122 is 22102002222111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11090038889241 + 32181130881 = 3330171^2 + 179391^2 .

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: 617901112229 = 11122220020122 / (1 + 1 + 1 + 2 + 2 + 2 + 2 + 0 + 0 + 2 + 0 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 11122220020095 and 11122220020104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308950556097 + ... + 308950556132.

Almost surely, 2^{11122220020122} is an apocalyptic number.

11122220020122 is an abundant number, since it is smaller than the sum of its proper divisors (12975923356848).

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

11122220020122 is a wasteful number, since it uses less digits than its factorization.

11122220020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617901112237 (or 617901112234 counting only the distinct ones).

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

Adding to 11122220020122 its reverse (22102002222111), we get a palindrome (33224222242233).

The spelling of 11122220020122 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty million, twenty thousand, one hundred twenty-two".