121502432414 has 12 divisors (see below), whose sum is σ = 200328391032. Its totient is φ = 55228378260.

The previous prime is 121502432371. The next prime is 121502432423. The reversal of 121502432414 is 414234205121.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251037842 + ... + 251038325.

It is an arithmetic number, because the mean of its divisors is an integer number (16694032586).

Almost surely, 2^121502432414 is an apocalyptic number.

121502432414 is a deficient number, since it is larger than the sum of its proper divisors (78825958618).

121502432414 is a wasteful number, since it uses less digits than its factorization.

121502432414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502076191 (or 502076180 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 121502432414 its reverse (414234205121), we get a palindrome (535736637535).

The spelling of 121502432414 in words is "one hundred twenty-one billion, five hundred two million, four hundred thirty-two thousand, four hundred fourteen".