1121110022 has 16 divisors (see below), whose sum is σ = 1779501312. Its totient is φ = 528629640.

The previous prime is 1121110021. The next prime is 1121110031. The reversal of 1121110022 is 2200111211.

It is a junction number, because it is equal to n+sod(n) for n = 1121109985 and 1121110012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121110021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168368 + ... + 174899.

It is an arithmetic number, because the mean of its divisors is an integer number (111218832).

Almost surely, 2^1121110022 is an apocalyptic number.

1121110022 is a deficient number, since it is larger than the sum of its proper divisors (658391290).

1121110022 is a wasteful number, since it uses less digits than its factorization.

1121110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343363.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 1121110022 is about 33482.9810799457. The cubic root of 1121110022 is about 1038.8417893935.

Adding to 1121110022 its reverse (2200111211), we get a palindrome (3321221233).

The spelling of 1121110022 in words is "one billion, one hundred twenty-one million, one hundred ten thousand, twenty-two".