1121100202102 has 4 divisors (see below), whose sum is σ = 1681650303156. Its totient is φ = 560550101050.

The previous prime is 1121100202069. The next prime is 1121100202139. The reversal of 1121100202102 is 2012020011211.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280275050524 + ... + 280275050527.

It is an arithmetic number, because the mean of its divisors is an integer number (420412575789).

Almost surely, 2^{1121100202102} is an apocalyptic number.

1121100202102 is a deficient number, since it is larger than the sum of its proper divisors (560550101054).

1121100202102 is an equidigital number, since it uses as much as digits as its factorization.

1121100202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560550101053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1121100202102 its reverse (2012020011211), we get a palindrome (3133120213313).

The spelling of 1121100202102 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred two thousand, one hundred two".