1121120102 has 16 divisors (see below), whose sum is σ = 1688198112. Its totient is φ = 558392640.

The previous prime is 1121120071. The next prime is 1121120107. The reversal of 1121120102 is 2010211211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121120107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923648 + ... + 924860.

It is an arithmetic number, because the mean of its divisors is an integer number (105512382).

Almost surely, 2^1121120102 is an apocalyptic number.

1121120102 is a deficient number, since it is larger than the sum of its proper divisors (567078010).

1121120102 is a wasteful number, since it uses less digits than its factorization.

1121120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623.

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

The square root of 1121120102 is about 33483.1316038390. The cubic root of 1121120102 is about 1038.8449028238.

Adding to 1121120102 its reverse (2010211211), we get a palindrome (3131331313).

It can be divided in two parts, 11211 and 20102, that multiplied together give a palindrome (225363522).

The spelling of 1121120102 in words is "one billion, one hundred twenty-one million, one hundred twenty thousand, one hundred two".