1122121022 has 16 divisors (see below), whose sum is σ = 1840197744. Its totient is φ = 508944000.

The previous prime is 1122120997. The next prime is 1122121031. The reversal of 1122121022 is 2201212211.

It is a junction number, because it is equal to n+sod(n) for n = 1122120988 and 1122121006.

It is a congruent 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, 45179 + ... + 65462.

It is an arithmetic number, because the mean of its divisors is an integer number (115012359).

Almost surely, 2^1122121022 is an apocalyptic number.

1122121022 is a deficient number, since it is larger than the sum of its proper divisors (718076722).

1122121022 is a wasteful number, since it uses less digits than its factorization.

1122121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111115.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1122121022 is about 33498.0748999103. The cubic root of 1122121022 is about 1039.1539661591.

Adding to 1122121022 its reverse (2201212211), we get a palindrome (3323333233).

The spelling of 1122121022 in words is "one billion, one hundred twenty-two million, one hundred twenty-one thousand, twenty-two".