11222212102211 has 8 divisors (see below), whose sum is σ = 12410117493744. Its totient is φ = 10062257425920.

The previous prime is 11222212102201. The next prime is 11222212102229. The reversal of 11222212102211 is 11220121222211.

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

It is a cyclic number.

It is not a de Polignac number, because 11222212102211 - 2³⁰ = 11221138360387 is a prime.

It is a super-2 number, since 2×11222212102211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222212102201) 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, 6987677966 + ... + 6987679571.

It is an arithmetic number, because the mean of its divisors is an integer number (1551264686718).

Almost surely, 2^{11222212102211} is an apocalyptic number.

11222212102211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11222212102211 is a deficient number, since it is larger than the sum of its proper divisors (1187905391533).

11222212102211 is a wasteful number, since it uses less digits than its factorization.

11222212102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13975357621.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11222212102211 its reverse (11220121222211), we get a palindrome (22442333324422).

The spelling of 11222212102211 in words is "eleven trillion, two hundred twenty-two billion, two hundred twelve million, one hundred two thousand, two hundred eleven".