121403414512 has 40 divisors (see below), whose sum is σ = 236900957904. Its totient is φ = 60268437504.

The previous prime is 121403414497. The next prime is 121403414513. The reversal of 121403414512 is 215414304121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121403414513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2618928 + ... + 2664880.

Almost surely, 2^121403414512 is an apocalyptic number.

It is an amenable number.

121403414512 is a deficient number, since it is larger than the sum of its proper divisors (115497543392).

121403414512 is a wasteful number, since it uses less digits than its factorization.

121403414512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47137 (or 47131 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 121403414512 its reverse (215414304121), we get a palindrome (336817718633).

The spelling of 121403414512 in words is "one hundred twenty-one billion, four hundred three million, four hundred fourteen thousand, five hundred twelve".