2231570163855 has 16 divisors (see below), whose sum is σ = 3570647437440. Its totient is φ = 1190125695648.

The previous prime is 2231570163853. The next prime is 2231570163863. The reversal of 2231570163855 is 5583610751322.

2231570163855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2231570163855 - 2¹ = 2231570163853 is a prime.

It is a super-3 number, since 3×2231570163855³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231570163853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404797 + ... + 3200966.

It is an arithmetic number, because the mean of its divisors is an integer number (223165464840).

Almost surely, 2^{2231570163855} is an apocalyptic number.

2231570163855 is a deficient number, since it is larger than the sum of its proper divisors (1339077273585).

2231570163855 is a wasteful number, since it uses less digits than its factorization.

2231570163855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632310.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 2231570163855 in words is "two trillion, two hundred thirty-one billion, five hundred seventy million, one hundred sixty-three thousand, eight hundred fifty-five".