1102221992 has 16 divisors (see below), whose sum is σ = 2081753460. Its totient is φ = 547087744.

The previous prime is 1102221947. The next prime is 1102222007. The reversal of 1102221992 is 2991222011.

It can be written as a sum of positive squares in 2 ways, for example, as 1023616036 + 78605956 = 31994^2 + 8866^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501743 + ... + 503934.

Almost surely, 2^1102221992 is an apocalyptic number.

It is an amenable number.

1102221992 is a deficient number, since it is larger than the sum of its proper divisors (979531468).

1102221992 is a wasteful number, since it uses less digits than its factorization.

1102221992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005820 (or 1005816 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 1102221992 is about 33199.7287940730. The cubic root of 1102221992 is about 1032.9747140800.

The spelling of 1102221992 in words is "one billion, one hundred two million, two hundred twenty-one thousand, nine hundred ninety-two".