1122120221202 has 48 divisors (see below), whose sum is σ = 2503389746520. Its totient is φ = 362995243776.

The previous prime is 1122120221179. The next prime is 1122120221231. The reversal of 1122120221202 is 2021220212211.

It is a happy number.

1122120221202 is a `hidden beast` number, since 1 + 1 + 221 + 20 + 221 + 202 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1087162814241 + 34957406961 = 1042671^2 + 186969^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1906563 + ... + 2424710.

Almost surely, 2^{1122120221202} is an apocalyptic number.

1122120221202 is an abundant number, since it is smaller than the sum of its proper divisors (1381269525318).

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

1122120221202 is a wasteful number, since it uses less digits than its factorization.

1122120221202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331707 (or 4331704 counting only the distinct ones).

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

Adding to 1122120221202 its reverse (2021220212211), we get a palindrome (3143340433413).

The spelling of 1122120221202 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred two".