2204221431311 has 4 divisors (see below), whose sum is σ = 2237120258712. Its totient is φ = 2171322603912.

The previous prime is 2204221431299. The next prime is 2204221431331. The reversal of 2204221431311 is 1131341224022.

It is a happy number.

2204221431311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2204221431311 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 (2204221431331) 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, 16449413600 + ... + 16449413733.

It is an arithmetic number, because the mean of its divisors is an integer number (559280064678).

Almost surely, 2^{2204221431311} is an apocalyptic number.

2204221431311 is a deficient number, since it is larger than the sum of its proper divisors (32898827401).

2204221431311 is an equidigital number, since it uses as much as digits as its factorization.

2204221431311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32898827400.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 2204221431311 its reverse (1131341224022), we get a palindrome (3335562655333).

The spelling of 2204221431311 in words is "two trillion, two hundred four billion, two hundred twenty-one million, four hundred thirty-one thousand, three hundred eleven".