122221310010012 has 60 divisors (see below), whose sum is σ = 320725516450416. Its totient is φ = 40585530038400.

The previous prime is 122221310010001. The next prime is 122221310010031. The reversal of 122221310010012 is 210010013122221.

122221310010012 is a `hidden beast` number, since 1 + 22 + 221 + 310 + 0 + 100 + 12 = 666.

122221310010012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 717074989 + ... + 717245412.

Almost surely, 2^{122221310010012} is an apocalyptic number.

122221310010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122221310010012 is an abundant number, since it is smaller than the sum of its proper divisors (198504206440404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122221310010012 is a wasteful number, since it uses less digits than its factorization.

122221310010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434320680 (or 1434320669 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 122221310010012 its reverse (210010013122221), we get a palindrome (332231323132233).

The spelling of 122221310010012 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, three hundred ten million, ten thousand, twelve".