122231000012 has 12 divisors (see below), whose sum is σ = 233350091016. Its totient is φ = 55559545440.

The previous prime is 122231000011. The next prime is 122231000041. The reversal of 122231000012 is 210000132221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122231000011) 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, 1388988593 + ... + 1388988680.

It is an arithmetic number, because the mean of its divisors is an integer number (19445840918).

Almost surely, 2^122231000012 is an apocalyptic number.

It is an amenable number.

122231000012 is a deficient number, since it is larger than the sum of its proper divisors (111119091004).

122231000012 is a wasteful number, since it uses less digits than its factorization.

122231000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777977288 (or 2777977286 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 122231000012 its reverse (210000132221), we get a palindrome (332231132233).

The spelling of 122231000012 in words is "one hundred twenty-two billion, two hundred thirty-one million, twelve", and thus it is an aban number.