1122020122 has 16 divisors (see below), whose sum is σ = 1689375744. Its totient is φ = 558900000.

The previous prime is 1122020089. The next prime is 1122020131. The reversal of 1122020122 is 2210202211.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974247 + ... + 975397.

It is an arithmetic number, because the mean of its divisors is an integer number (105585984).

Almost surely, 2^1122020122 is an apocalyptic number.

1122020122 is a deficient number, since it is larger than the sum of its proper divisors (567355622).

1122020122 is a wasteful number, since it uses less digits than its factorization.

1122020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1122020122 is about 33496.5688093572. The cubic root of 1122020122 is about 1039.1228186637.

Adding to 1122020122 its reverse (2210202211), we get a palindrome (3332222333).

The spelling of 1122020122 in words is "one billion, one hundred twenty-two million, twenty thousand, one hundred twenty-two".