121201334424 has 32 divisors (see below), whose sum is σ = 336670374000. Its totient is φ = 40400444736.

The previous prime is 121201334389. The next prime is 121201334467. The reversal of 121201334424 is 424433102121.

121201334424 is a `hidden beast` number, since 1 + 2 + 1 + 201 + 3 + 34 + 424 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280558429 + ... + 280558860.

Almost surely, 2^121201334424 is an apocalyptic number.

It is an amenable number.

121201334424 is an abundant number, since it is smaller than the sum of its proper divisors (215469039576).

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

121201334424 is a wasteful number, since it uses less digits than its factorization.

121201334424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561117304 (or 561117294 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 121201334424 its reverse (424433102121), we get a palindrome (545634436545).

It can be divided in two parts, 121201 and 334424, that added together give a square (455625 = 675²).

The spelling of 121201334424 in words is "one hundred twenty-one billion, two hundred one million, three hundred thirty-four thousand, four hundred twenty-four".