1120102221121 has 4 divisors (see below), whose sum is σ = 1206263930452. Its totient is φ = 1033940511792.

The previous prime is 1120102221113. The next prime is 1120102221157. The reversal of 1120102221121 is 1211222010211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 324552393025 + 795549828096 = 569695^2 + 891936^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120102221121 - 2³ = 1120102221113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120102221095 and 1120102221104.

It is not an unprimeable number, because it can be changed into a prime (1120102224121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43080854646 + ... + 43080854671.

It is an arithmetic number, because the mean of its divisors is an integer number (301565982613).

Almost surely, 2^{1120102221121} is an apocalyptic number.

It is an amenable number.

1120102221121 is a deficient number, since it is larger than the sum of its proper divisors (86161709331).

1120102221121 is an equidigital number, since it uses as much as digits as its factorization.

1120102221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86161709330.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1120102221121 its reverse (1211222010211), we get a palindrome (2331324231332).

The spelling of 1120102221121 in words is "one trillion, one hundred twenty billion, one hundred two million, two hundred twenty-one thousand, one hundred twenty-one".