121530110134 has 8 divisors (see below), whose sum is σ = 191889647640. Its totient is φ = 57566894256.

The previous prime is 121530110071. The next prime is 121530110183. The reversal of 121530110134 is 431011035121.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1599080359 + ... + 1599080434.

It is an arithmetic number, because the mean of its divisors is an integer number (23986205955).

Almost surely, 2^121530110134 is an apocalyptic number.

121530110134 is a deficient number, since it is larger than the sum of its proper divisors (70359537506).

121530110134 is a wasteful number, since it uses less digits than its factorization.

121530110134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198160814.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 121530110134 its reverse (431011035121), we get a palindrome (552541145255).

The spelling of 121530110134 in words is "one hundred twenty-one billion, five hundred thirty million, one hundred ten thousand, one hundred thirty-four".