2222121100011 has 8 divisors (see below), whose sum is σ = 3137112141264. Its totient is φ = 1394272062720.

The previous prime is 2222121100009. The next prime is 2222121100013. The reversal of 2222121100011 is 1100011212222.

It is an interprime number because it is at equal distance from previous prime (2222121100009) and next prime (2222121100013).

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

It is not a de Polignac number, because 2222121100011 - 2¹ = 2222121100009 is a prime.

It is a super-2 number, since 2×2222121100011² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2222121100013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21785500930 + ... + 21785501031.

It is an arithmetic number, because the mean of its divisors is an integer number (392139017658).

Almost surely, 2^{2222121100011} is an apocalyptic number.

2222121100011 is a deficient number, since it is larger than the sum of its proper divisors (914991041253).

2222121100011 is a wasteful number, since it uses less digits than its factorization.

2222121100011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43571001981.

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

Adding to 2222121100011 its reverse (1100011212222), we get a palindrome (3322132312233).

The spelling of 2222121100011 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred thousand, eleven".