22011011122012 has 24 divisors (see below), whose sum is σ = 42493167546480. Its totient is φ = 9892589266560.

The previous prime is 22011011121997. The next prime is 22011011122013. The reversal of 22011011122012 is 21022111011022.

It is a super-2 number, since 2×22011011122012² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011011122013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810390763 + ... + 2810398594.

It is an arithmetic number, because the mean of its divisors is an integer number (1770548647770).

Almost surely, 2^{22011011122012} is an apocalyptic number.

22011011122012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22011011122012 is a deficient number, since it is larger than the sum of its proper divisors (20482156424468).

22011011122012 is a wasteful number, since it uses less digits than its factorization.

22011011122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620789461 (or 5620789459 counting only the distinct ones).

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

Adding to 22011011122012 its reverse (21022111011022), we get a palindrome (43033122133034).

The spelling of 22011011122012 in words is "twenty-two trillion, eleven billion, eleven million, one hundred twenty-two thousand, twelve".