10222221221211 has 16 divisors (see below), whose sum is σ = 13684284851328. Its totient is φ = 6787487280000.

The previous prime is 10222221221207. The next prime is 10222221221249. The reversal of 10222221221211 is 11212212222201.

It is not a de Polignac number, because 10222221221211 - 2² = 10222221221207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10222221221411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32990596 + ... + 33299006.

It is an arithmetic number, because the mean of its divisors is an integer number (855267803208).

Almost surely, 2^{10222221221211} is an apocalyptic number.

10222221221211 is a deficient number, since it is larger than the sum of its proper divisors (3462063630117).

10222221221211 is a wasteful number, since it uses less digits than its factorization.

10222221221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352682.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 10222221221211 its reverse (11212212222201), we get a palindrome (21434433443412).

The spelling of 10222221221211 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred eleven".