1122211102 has 4 divisors (see below), whose sum is σ = 1683316656. Its totient is φ = 561105550.

The previous prime is 1122211087. The next prime is 1122211121. The reversal of 1122211102 is 2011122211.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280552774 + ... + 280552777.

It is an arithmetic number, because the mean of its divisors is an integer number (420829164).

Almost surely, 2^1122211102 is an apocalyptic number.

1122211102 is a deficient number, since it is larger than the sum of its proper divisors (561105554).

1122211102 is an equidigital number, since it uses as much as digits as its factorization.

1122211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561105553.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1122211102 is about 33499.4194278050. The cubic root of 1122211102 is about 1039.1817719788.

Adding to 1122211102 its reverse (2011122211), we get a palindrome (3133333313).

The spelling of 1122211102 in words is "one billion, one hundred twenty-two million, two hundred eleven thousand, one hundred two".