121225526323 has 4 divisors (see below), whose sum is σ = 132246028728. Its totient is φ = 110205023920.

The previous prime is 121225526297. The next prime is 121225526347. The reversal of 121225526323 is 323625522121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121225526323 - 2⁵ = 121225526291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121225526363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5510251186 + ... + 5510251207.

It is an arithmetic number, because the mean of its divisors is an integer number (33061507182).

Almost surely, 2^121225526323 is an apocalyptic number.

121225526323 is a deficient number, since it is larger than the sum of its proper divisors (11020502405).

121225526323 is a wasteful number, since it uses less digits than its factorization.

121225526323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020502404.

The product of its digits is 43200, while the sum is 34.

The spelling of 121225526323 in words is "one hundred twenty-one billion, two hundred twenty-five million, five hundred twenty-six thousand, three hundred twenty-three".