22210121000012 has 12 divisors (see below), whose sum is σ = 42401140091016. Its totient is φ = 10095509545440.

The previous prime is 22210120999987. The next prime is 22210121000051. The reversal of 22210121000012 is 21000012101222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252387738593 + ... + 252387738680.

It is an arithmetic number, because the mean of its divisors is an integer number (3533428340918).

Almost surely, 2^{22210121000012} is an apocalyptic number.

22210121000012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22210121000012 is a deficient number, since it is larger than the sum of its proper divisors (20191019091004).

22210121000012 is a wasteful number, since it uses less digits than its factorization.

22210121000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504775477288 (or 504775477286 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22210121000012 its reverse (21000012101222), we get a palindrome (43210133101234).

The spelling of 22210121000012 in words is "twenty-two trillion, two hundred ten billion, one hundred twenty-one million, twelve", and thus it is an aban number.