121122323223012 has 36 divisors (see below), whose sum is σ = 306172015605456. Its totient is φ = 40373883753840.

The previous prime is 121122323222881. The next prime is 121122323223073. The reversal of 121122323223012 is 210322323221121.

121122323223012 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 2 + 2 + 32 + 322 + 301 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2688814 + ... + 15794757.

Almost surely, 2^{121122323223012} is an apocalyptic number.

121122323223012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121122323223012 is an abundant number, since it is smaller than the sum of its proper divisors (185049692382444).

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

121122323223012 is a wasteful number, since it uses less digits than its factorization.

121122323223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18665608 (or 18665603 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 121122323223012 its reverse (210322323221121), we get a palindrome (331444646444133).

The spelling of 121122323223012 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-three thousand, twelve".