1121101120202 has 48 divisors (see below), whose sum is σ = 1974554394120. Its totient is φ = 475967342592.

The previous prime is 1121101120141. The next prime is 1121101120207. The reversal of 1121101120202 is 2020211011211.

It can be written as a sum of positive squares in 4 ways, for example, as 964974193561 + 156126926641 = 982331^2 + 395129^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1121101120207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82810778 + ... + 82824314.

Almost surely, 2^{1121101120202} is an apocalyptic number.

1121101120202 is a deficient number, since it is larger than the sum of its proper divisors (853453273918).

1121101120202 is a wasteful number, since it uses less digits than its factorization.

1121101120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21415 (or 21408 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1121101120202 its reverse (2020211011211), we get a palindrome (3141312131413).

The spelling of 1121101120202 in words is "one trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty thousand, two hundred two".