121135325102465 has 8 divisors (see below), whose sum is σ = 145364255382528. Its totient is φ = 96907016575600.

The previous prime is 121135325102437. The next prime is 121135325102483. The reversal of 121135325102465 is 564201523531121.

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

It is not a de Polignac number, because 121135325102465 - 2³⁰ = 121134251360641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155009567 + ... + 155789076.

It is an arithmetic number, because the mean of its divisors is an integer number (18170531922816).

Almost surely, 2^{121135325102465} is an apocalyptic number.

It is an amenable number.

121135325102465 is a deficient number, since it is larger than the sum of its proper divisors (24228930280063).

121135325102465 is an equidigital number, since it uses as much as digits as its factorization.

121135325102465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310876599.

The product of its (nonzero) digits is 216000, while the sum is 41.

Adding to 121135325102465 its reverse (564201523531121), we get a palindrome (685336848633586).

The spelling of 121135325102465 in words is "one hundred twenty-one trillion, one hundred thirty-five billion, three hundred twenty-five million, one hundred two thousand, four hundred sixty-five".