1222102001121 has 8 divisors (see below), whose sum is σ = 1669212489504. Its totient is φ = 794863090080.

The previous prime is 1222102001027. The next prime is 1222102001129. The reversal of 1222102001121 is 1211002012221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1222102001121 is a prime.

It is a super-2 number, since 2×1222102001121² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1222102001121.

It is not an unprimeable number, because it can be changed into a prime (1222102001129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4967894191 + ... + 4967894436.

It is an arithmetic number, because the mean of its divisors is an integer number (208651561188).

Almost surely, 2^{1222102001121} is an apocalyptic number.

It is an amenable number.

1222102001121 is a deficient number, since it is larger than the sum of its proper divisors (447110488383).

1222102001121 is an equidigital number, since it uses as much as digits as its factorization.

1222102001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9935788671.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1222102001121 its reverse (1211002012221), we get a palindrome (2433104013342).

The spelling of 1222102001121 in words is "one trillion, two hundred twenty-two billion, one hundred two million, one thousand, one hundred twenty-one".