1102021112 has 16 divisors (see below), whose sum is σ = 2137541400. Its totient is φ = 532010080.

The previous prime is 1102021111. The next prime is 1102021127. The reversal of 1102021112 is 2111202011.

It is a junction number, because it is equal to n+sod(n) for n = 1102021093 and 1102021102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102021111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2374814 + ... + 2375277.

Almost surely, 2^1102021112 is an apocalyptic number.

It is an amenable number.

1102021112 is a deficient number, since it is larger than the sum of its proper divisors (1035520288).

1102021112 is a wasteful number, since it uses less digits than its factorization.

1102021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4750126 (or 4750122 counting only the distinct ones).

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

The square root of 1102021112 is about 33196.7033303007. The cubic root of 1102021112 is about 1032.9119570403.

Adding to 1102021112 its reverse (2111202011), we get a palindrome (3213223123).

The spelling of 1102021112 in words is "one billion, one hundred two million, twenty-one thousand, one hundred twelve".