22110122002012 has 12 divisors (see below), whose sum is σ = 42210232913016. Its totient is φ = 10050055455440.

The previous prime is 22110122002009. The next prime is 22110122002013. The reversal of 22110122002012 is 21020022101122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110122002013) 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, 251251386343 + ... + 251251386430.

It is an arithmetic number, because the mean of its divisors is an integer number (3517519409418).

Almost surely, 2^{22110122002012} is an apocalyptic number.

22110122002012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22110122002012 is a deficient number, since it is larger than the sum of its proper divisors (20100110911004).

22110122002012 is a wasteful number, since it uses less digits than its factorization.

22110122002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502502772788 (or 502502772786 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22110122002012 its reverse (21020022101122), we get a palindrome (43130144103134).

The spelling of 22110122002012 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-two million, two thousand, twelve".