22120120121011 has 12 divisors (see below), whose sum is σ = 24324273063216. Its totient is φ = 20100580393520.

The previous prime is 22120120121003. The next prime is 22120120121051. The reversal of 22120120121011 is 11012102102122.

It is not a de Polignac number, because 22120120121011 - 2³ = 22120120121003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120120121051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38897071 + ... + 39461656.

It is an arithmetic number, because the mean of its divisors is an integer number (2027022755268).

Almost surely, 2^{22120120121011} is an apocalyptic number.

22120120121011 is a deficient number, since it is larger than the sum of its proper divisors (2204152942205).

22120120121011 is a wasteful number, since it uses less digits than its factorization.

22120120121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78361082 (or 78361071 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22120120121011 its reverse (11012102102122), we get a palindrome (33132222223133).

The spelling of 22120120121011 in words is "twenty-two trillion, one hundred twenty billion, one hundred twenty million, one hundred twenty-one thousand, eleven".