1122120221002 has 16 divisors (see below), whose sum is σ = 1836641151072. Its totient is φ = 509931194320.

The previous prime is 1122120220861. The next prime is 1122120221011. The reversal of 1122120221002 is 2001220212211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6079588 + ... + 6261439.

It is an arithmetic number, because the mean of its divisors is an integer number (114790071942).

Almost surely, 2^{1122120221002} is an apocalyptic number.

1122120221002 is a deficient number, since it is larger than the sum of its proper divisors (714520930070).

1122120221002 is a wasteful number, since it uses less digits than its factorization.

1122120221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345173.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122120221002 its reverse (2001220212211), we get a palindrome (3123340433213).

The spelling of 1122120221002 in words is "one trillion, one hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two".