1122221102 has 12 divisors (see below), whose sum is σ = 1788176760. Its totient is φ = 528103776.

The previous prime is 1122221077. The next prime is 1122221143. The reversal of 1122221102 is 2011222211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 970202 + ... + 971357.

It is an arithmetic number, because the mean of its divisors is an integer number (149014730).

Almost surely, 2^1122221102 is an apocalyptic number.

1122221102 is a deficient number, since it is larger than the sum of its proper divisors (665955658).

1122221102 is a wasteful number, since it uses less digits than its factorization.

1122221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941595 (or 1941578 counting only the distinct ones).

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

The square root of 1122221102 is about 33499.5686837905. The cubic root of 1122221102 is about 1039.1848586788.

Adding to 1122221102 its reverse (2011222211), we get a palindrome (3133443313).

The spelling of 1122221102 in words is "one billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred two".