222402134131311 has 4 divisors (see below), whose sum is σ = 296536178841752. Its totient is φ = 148268089420872.

The previous prime is 222402134131271. The next prime is 222402134131313. The reversal of 222402134131311 is 113131431204222.

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

It is not a de Polignac number, because 222402134131311 - 2⁷ = 222402134131183 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 (222402134131313) 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, 37067022355216 + ... + 37067022355221.

It is an arithmetic number, because the mean of its divisors is an integer number (74134044710438).

Almost surely, 2^{222402134131311} is an apocalyptic number.

222402134131311 is a deficient number, since it is larger than the sum of its proper divisors (74134044710441).

222402134131311 is an equidigital number, since it uses as much as digits as its factorization.

222402134131311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74134044710440.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 222402134131311 its reverse (113131431204222), we get a palindrome (335533565335533).

The spelling of 222402134131311 in words is "two hundred twenty-two trillion, four hundred two billion, one hundred thirty-four million, one hundred thirty-one thousand, three hundred eleven".