2203354560961 has 4 divisors (see below), whose sum is σ = 2205681229872. Its totient is φ = 2201027892052.

The previous prime is 2203354560941. The next prime is 2203354561003. The reversal of 2203354560961 is 1690654533022.

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 2203354560961 - 2²⁹ = 2202817690049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2203354560931) 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, 1163333035 + ... + 1163334928.

It is an arithmetic number, because the mean of its divisors is an integer number (551420307468).

Almost surely, 2^{2203354560961} is an apocalyptic number.

It is an amenable number.

2203354560961 is a deficient number, since it is larger than the sum of its proper divisors (2326668911).

2203354560961 is an equidigital number, since it uses as much as digits as its factorization.

2203354560961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326668910.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 2203354560961 in words is "two trillion, two hundred three billion, three hundred fifty-four million, five hundred sixty thousand, nine hundred sixty-one".