10222122011 has 4 divisors (see below), whose sum is σ = 10222338000. Its totient is φ = 10221906024.

The previous prime is 10222121993. The next prime is 10222122017. The reversal of 10222122011 is 11022122201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10222122011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10222122017) 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, 2936 + ... + 143013.

It is an arithmetic number, because the mean of its divisors is an integer number (2555584500).

Almost surely, 2^10222122011 is an apocalyptic number.

10222122011 is a deficient number, since it is larger than the sum of its proper divisors (215989).

10222122011 is an equidigital number, since it uses as much as digits as its factorization.

10222122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215988.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10222122011 its reverse (11022122201), we get a palindrome (21244244212).

The spelling of 10222122011 in words is "ten billion, two hundred twenty-two million, one hundred twenty-two thousand, eleven".