1121202102 has 16 divisors (see below), whose sum is σ = 2246904000. Its totient is φ = 372984072.

The previous prime is 1121202073. The next prime is 1121202151. The reversal of 1121202102 is 2012021211.

1121202102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184248 + ... + 190235.

It is an arithmetic number, because the mean of its divisors is an integer number (140431500).

Almost surely, 2^1121202102 is an apocalyptic number.

1121202102 is an abundant number, since it is smaller than the sum of its proper divisors (1125701898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121202102 is a wasteful number, since it uses less digits than its factorization.

1121202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374987.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1121202102 is about 33484.3560786227. The cubic root of 1121202102 is about 1038.8702296391.

Adding to 1121202102 its reverse (2012021211), we get a palindrome (3133223313).

The spelling of 1121202102 in words is "one billion, one hundred twenty-one million, two hundred two thousand, one hundred two".