22022011101212 has 12 divisors (see below), whose sum is σ = 38539198069176. Its totient is φ = 11010811652880.

The previous prime is 22022011101133. The next prime is 22022011101217. The reversal of 22022011101212 is 21210111022022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022011101217) 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, 48218738 + ... + 48673305.

It is an arithmetic number, because the mean of its divisors is an integer number (3211599839098).

Almost surely, 2^{22022011101212} is an apocalyptic number.

It is an amenable number.

22022011101212 is a deficient number, since it is larger than the sum of its proper divisors (16517186967964).

22022011101212 is a wasteful number, since it uses less digits than its factorization.

22022011101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96948868 (or 96948866 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22022011101212 its reverse (21210111022022), we get a palindrome (43232122123234).

The spelling of 22022011101212 in words is "twenty-two trillion, twenty-two billion, eleven million, one hundred one thousand, two hundred twelve".