1122101120121 has 4 divisors (see below), whose sum is σ = 1496134826832. Its totient is φ = 748067413412.

The previous prime is 1122101120047. The next prime is 1122101120177. The reversal of 1122101120121 is 1210211012211.

It is a happy number.

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 1122101120121 - 2⁹ = 1122101119609 is a prime.

It is a super-3 number, since 3×1122101120121³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1122101120121.

It is not an unprimeable number, because it can be changed into a prime (1122101120821) 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, 187016853351 + ... + 187016853356.

It is an arithmetic number, because the mean of its divisors is an integer number (374033706708).

Almost surely, 2^{1122101120121} is an apocalyptic number.

It is an amenable number.

1122101120121 is a deficient number, since it is larger than the sum of its proper divisors (374033706711).

1122101120121 is an equidigital number, since it uses as much as digits as its factorization.

1122101120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374033706710.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122101120121 its reverse (1210211012211), we get a palindrome (2332312132332).

The spelling of 1122101120121 in words is "one trillion, one hundred twenty-two billion, one hundred one million, one hundred twenty thousand, one hundred twenty-one".