97121140042241 has 4 divisors (see below), whose sum is σ = 110995588619712. Its totient is φ = 83246691464772.

The previous prime is 97121140042219. The next prime is 97121140042301. The reversal of 97121140042241 is 14224004112179.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97121140042241 - 2²⁶ = 97121072933377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97121140042195 and 97121140042204.

It is not an unprimeable number, because it can be changed into a prime (97121140042211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6937224288725 + ... + 6937224288738.

It is an arithmetic number, because the mean of its divisors is an integer number (27748897154928).

Almost surely, 2^{97121140042241} is an apocalyptic number.

It is an amenable number.

97121140042241 is a deficient number, since it is larger than the sum of its proper divisors (13874448577471).

97121140042241 is a wasteful number, since it uses less digits than its factorization.

97121140042241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13874448577470.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 97121140042241 in words is "ninety-seven trillion, one hundred twenty-one billion, one hundred forty million, forty-two thousand, two hundred forty-one".