1121102220101 has 4 divisors (see below), whose sum is σ = 1169845794912. Its totient is φ = 1072358645292.

The previous prime is 1121102220083. The next prime is 1121102220113. The reversal of 1121102220101 is 1010222011211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1121102220101 - 2³⁰ = 1120028478277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121102228101) 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 3 ways as a sum of consecutive naturals, for example, 24371787371 + ... + 24371787416.

It is an arithmetic number, because the mean of its divisors is an integer number (292461448728).

Almost surely, 2^{1121102220101} is an apocalyptic number.

It is an amenable number.

1121102220101 is a deficient number, since it is larger than the sum of its proper divisors (48743574811).

1121102220101 is an equidigital number, since it uses as much as digits as its factorization.

1121102220101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48743574810.

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

Adding to 1121102220101 its reverse (1010222011211), we get a palindrome (2131324231312).

It can be divided in two parts, 11 and 21102220101, that added together give a palindrome (21102220112).

The spelling of 1121102220101 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred twenty thousand, one hundred one".