12022020111 has 16 divisors (see below), whose sum is σ = 16271030016. Its totient is φ = 7894143936.

The previous prime is 12022020103. The next prime is 12022020133. The reversal of 12022020111 is 11102022021.

It is not a de Polignac number, because 12022020111 - 2³ = 12022020103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022024111) 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, 125776 + ... + 199658.

It is an arithmetic number, because the mean of its divisors is an integer number (1016939376).

Almost surely, 2^12022020111 is an apocalyptic number.

12022020111 is a deficient number, since it is larger than the sum of its proper divisors (4249009905).

12022020111 is an equidigital number, since it uses as much as digits as its factorization.

12022020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74702.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12022020111 its reverse (11102022021), we get a palindrome (23124042132).

The spelling of 12022020111 in words is "twelve billion, twenty-two million, twenty thousand, one hundred eleven".