2211100001121 has 8 divisors (see below), whose sum is σ = 3216145456224. Its totient is φ = 1340060606720.

The previous prime is 2211100001081. The next prime is 2211100001197. The reversal of 2211100001121 is 1211000011122.

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

It is not a de Polignac number, because 2211100001121 - 2¹³ = 2211099992929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211100001097 and 2211100001106.

It is not an unprimeable number, because it can be changed into a prime (2211100000121) 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, 33501515136 + ... + 33501515201.

It is an arithmetic number, because the mean of its divisors is an integer number (402018182028).

Almost surely, 2^{2211100001121} is an apocalyptic number.

It is an amenable number.

2211100001121 is a deficient number, since it is larger than the sum of its proper divisors (1005045455103).

2211100001121 is a wasteful number, since it uses less digits than its factorization.

2211100001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67003030351.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2211100001121 its reverse (1211000011122), we get a palindrome (3422100012243).

The spelling of 2211100001121 in words is "two trillion, two hundred eleven billion, one hundred million, one thousand, one hundred twenty-one".