1120022110121 has 4 divisors (see below), whose sum is σ = 1121885708244. Its totient is φ = 1118158512000.

The previous prime is 1120022110093. The next prime is 1120022110157. The reversal of 1120022110121 is 1210112200211.

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 743369871721 + 376652238400 = 862189^2 + 613720^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120022110121 - 2²² = 1120017915817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120022110096 and 1120022110105.

It is not an unprimeable number, because it can be changed into a prime (1120022110421) 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, 931798160 + ... + 931799361.

It is an arithmetic number, because the mean of its divisors is an integer number (280471427061).

Almost surely, 2^{1120022110121} is an apocalyptic number.

It is an amenable number.

1120022110121 is a deficient number, since it is larger than the sum of its proper divisors (1863598123).

1120022110121 is an equidigital number, since it uses as much as digits as its factorization.

1120022110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1863598122.

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

Adding to 1120022110121 its reverse (1210112200211), we get a palindrome (2330134310332).

The spelling of 1120022110121 in words is "one trillion, one hundred twenty billion, twenty-two million, one hundred ten thousand, one hundred twenty-one".