10222220121211 has 4 divisors (see below), whose sum is σ = 11682537281392. Its totient is φ = 8761902961032.

The previous prime is 10222220121193. The next prime is 10222220121229. The reversal of 10222220121211 is 11212102222201.

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

It is an interprime number because it is at equal distance from previous prime (10222220121193) and next prime (10222220121229).

It is a cyclic number.

It is not a de Polignac number, because 10222220121211 - 2¹⁷ = 10222219990139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10222220121011) 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, 730158580080 + ... + 730158580093.

It is an arithmetic number, because the mean of its divisors is an integer number (2920634320348).

Almost surely, 2^{10222220121211} is an apocalyptic number.

10222220121211 is a deficient number, since it is larger than the sum of its proper divisors (1460317160181).

10222220121211 is an equidigital number, since it uses as much as digits as its factorization.

10222220121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460317160180.

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

Adding to 10222220121211 its reverse (11212102222201), we get a palindrome (21434322343412).

The spelling of 10222220121211 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, two hundred eleven".