122143002000012 has 144 divisors (see below), whose sum is σ = 363554245297152. Its totient is φ = 33853228577280.

The previous prime is 122143001999969. The next prime is 122143002000031. The reversal of 122143002000012 is 210000200341221.

It is a happy number.

122143002000012 is a `hidden beast` number, since 1 + 2 + 21 + 430 + 0 + 200 + 0 + 0 + 12 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44292814 + ... + 46969557.

It is an arithmetic number, because the mean of its divisors is an integer number (2524682259008).

Almost surely, 2^{122143002000012} is an apocalyptic number.

122143002000012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122143002000012 is an abundant number, since it is smaller than the sum of its proper divisors (241411243297140).

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

122143002000012 is a wasteful number, since it uses less digits than its factorization.

122143002000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91262548 (or 91262543 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 122143002000012 its reverse (210000200341221), we get a palindrome (332143202341233).

The spelling of 122143002000012 in words is "one hundred twenty-two trillion, one hundred forty-three billion, two million, twelve", and thus it is an aban number.