121422003312 has 40 divisors (see below), whose sum is σ = 313817731840. Its totient is φ = 40455391680.

The previous prime is 121422003293. The next prime is 121422003319. The reversal of 121422003312 is 213300224121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121422003319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475864 + ... + 685047.

It is an arithmetic number, because the mean of its divisors is an integer number (7845443296).

Almost surely, 2^121422003312 is an apocalyptic number.

121422003312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121422003312 is an abundant number, since it is smaller than the sum of its proper divisors (192395728528).

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

121422003312 is a wasteful number, since it uses less digits than its factorization.

121422003312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163101 (or 1163095 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 121422003312 its reverse (213300224121), we get a palindrome (334722227433).

The spelling of 121422003312 in words is "one hundred twenty-one billion, four hundred twenty-two million, three thousand, three hundred twelve".