2203323022261 has 4 divisors (see below), whose sum is σ = 2203434597024. Its totient is φ = 2203211447500.

The previous prime is 2203323022213. The next prime is 2203323022379. The reversal of 2203323022261 is 1622203233022.

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 2203323022261 - 2⁷ = 2203323022133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203323022561) 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, 55757755 + ... + 55797256.

It is an arithmetic number, because the mean of its divisors is an integer number (550858649256).

Almost surely, 2^{2203323022261} is an apocalyptic number.

It is an amenable number.

2203323022261 is a deficient number, since it is larger than the sum of its proper divisors (111574763).

2203323022261 is a wasteful number, since it uses less digits than its factorization.

2203323022261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111574762.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 2203323022261 its reverse (1622203233022), we get a palindrome (3825526255283).

The spelling of 2203323022261 in words is "two trillion, two hundred three billion, three hundred twenty-three million, twenty-two thousand, two hundred sixty-one".