1121002102 has 32 divisors (see below), whose sum is σ = 1870159104. Its totient is φ = 499682400.

The previous prime is 1121002097. The next prime is 1121002121. The reversal of 1121002102 is 2012001211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305893 + ... + 309535.

It is an arithmetic number, because the mean of its divisors is an integer number (58442472).

Almost surely, 2^1121002102 is an apocalyptic number.

1121002102 is a deficient number, since it is larger than the sum of its proper divisors (749157002).

1121002102 is a wasteful number, since it uses less digits than its factorization.

1121002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1121002102 is about 33481.3694761729. The cubic root of 1121002102 is about 1038.8084547516.

Adding to 1121002102 its reverse (2012001211), we get a palindrome (3133003313).

The spelling of 1121002102 in words is "one billion, one hundred twenty-one million, two thousand, one hundred two".