10222220212111 has 4 divisors (see below), whose sum is σ = 10225572862000. Its totient is φ = 10218867562224.

The previous prime is 10222220212037. The next prime is 10222220212129. The reversal of 10222220212111 is 11121202222201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10222220212111 - 2²⁵ = 10222186657679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222220219111) 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, 1676320371 + ... + 1676326468.

It is an arithmetic number, because the mean of its divisors is an integer number (2556393215500).

Almost surely, 2^{10222220212111} is an apocalyptic number.

10222220212111 is a deficient number, since it is larger than the sum of its proper divisors (3352649889).

10222220212111 is an equidigital number, since it uses as much as digits as its factorization.

10222220212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352649888.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10222220212111 its reverse (11121202222201), we get a palindrome (21343422434312).

The spelling of 10222220212111 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twelve thousand, one hundred eleven".