1121100202201 has 16 divisors (see below), whose sum is σ = 1284712499200. Its totient is φ = 958352871168.

The previous prime is 1121100202193. The next prime is 1121100202253. The reversal of 1121100202201 is 1022020011211.

It is not a de Polignac number, because 1121100202201 - 2³ = 1121100202193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121100602201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11860141 + ... + 11954293.

It is an arithmetic number, because the mean of its divisors is an integer number (80294531200).

Almost surely, 2^{1121100202201} is an apocalyptic number.

It is an amenable number.

1121100202201 is a deficient number, since it is larger than the sum of its proper divisors (163612296999).

1121100202201 is an equidigital number, since it uses as much as digits as its factorization.

1121100202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98728.

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

Adding to 1121100202201 its reverse (1022020011211), we get a palindrome (2143120213412).

The spelling of 1121100202201 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred two thousand, two hundred one".