2215235120523 has 4 divisors (see below), whose sum is σ = 2953646827368. Its totient is φ = 1476823413680.

The previous prime is 2215235120473. The next prime is 2215235120543. The reversal of 2215235120523 is 3250215325122.

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 2215235120523 - 2⁶ = 2215235120459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2215235120543) 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, 369205853418 + ... + 369205853423.

It is an arithmetic number, because the mean of its divisors is an integer number (738411706842).

Almost surely, 2^{2215235120523} is an apocalyptic number.

2215235120523 is a deficient number, since it is larger than the sum of its proper divisors (738411706845).

2215235120523 is an equidigital number, since it uses as much as digits as its factorization.

2215235120523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738411706844.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 2215235120523 in words is "two trillion, two hundred fifteen billion, two hundred thirty-five million, one hundred twenty thousand, five hundred twenty-three".