121555132334 has 8 divisors (see below), whose sum is σ = 193058151408. Its totient is φ = 57202415200.

The previous prime is 121555132297. The next prime is 121555132367. The reversal of 121555132334 is 433231555121.

It is a happy number.

121555132334 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 121555132294 and 121555132303.

It is a congruent number.

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, 1787575442 + ... + 1787575509.

It is an arithmetic number, because the mean of its divisors is an integer number (24132268926).

Almost surely, 2^121555132334 is an apocalyptic number.

121555132334 is a deficient number, since it is larger than the sum of its proper divisors (71503019074).

121555132334 is a wasteful number, since it uses less digits than its factorization.

121555132334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575150970.

The product of its digits is 54000, while the sum is 35.

Adding to 121555132334 its reverse (433231555121), we get a palindrome (554786687455).

The spelling of 121555132334 in words is "one hundred twenty-one billion, five hundred fifty-five million, one hundred thirty-two thousand, three hundred thirty-four".