121534433004 has 12 divisors (see below), whose sum is σ = 283580343704. Its totient is φ = 40511477664.

The previous prime is 121534432979. The next prime is 121534433063. The reversal of 121534433004 is 400334435121.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5063934697 + ... + 5063934720.

Almost surely, 2^121534433004 is an apocalyptic number.

It is an amenable number.

121534433004 is an abundant number, since it is smaller than the sum of its proper divisors (162045910700).

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

121534433004 is a wasteful number, since it uses less digits than its factorization.

121534433004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10127869424 (or 10127869422 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 121534433004 its reverse (400334435121), we get a palindrome (521868868125).

The spelling of 121534433004 in words is "one hundred twenty-one billion, five hundred thirty-four million, four hundred thirty-three thousand, four".