10222120111011 has 4 divisors (see below), whose sum is σ = 13629493481352. Its totient is φ = 6814746740672.

The previous prime is 10222120111009. The next prime is 10222120111013. The reversal of 10222120111011 is 11011102122201.

It is a happy number.

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 (10222120111009) and next prime (10222120111013).

It is a cyclic number.

It is not a de Polignac number, because 10222120111011 - 2¹ = 10222120111009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10222120111013) 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, 1703686685166 + ... + 1703686685171.

It is an arithmetic number, because the mean of its divisors is an integer number (3407373370338).

Almost surely, 2^{10222120111011} is an apocalyptic number.

10222120111011 is a deficient number, since it is larger than the sum of its proper divisors (3407373370341).

10222120111011 is an equidigital number, since it uses as much as digits as its factorization.

10222120111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407373370340.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10222120111011 its reverse (11011102122201), we get a palindrome (21233222233212).

The spelling of 10222120111011 in words is "ten trillion, two hundred twenty-two billion, one hundred twenty million, one hundred eleven thousand, eleven".