222315132541 has 4 divisors (see below), whose sum is σ = 227045241792. Its totient is φ = 217585023292.

The previous prime is 222315132451. The next prime is 222315132547. The reversal of 222315132541 is 145231513222.

It is a happy number.

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 222315132541 - 2¹¹ = 222315130493 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 (222315132547) 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, 2365054555 + ... + 2365054648.

It is an arithmetic number, because the mean of its divisors is an integer number (56761310448).

Almost surely, 2^222315132541 is an apocalyptic number.

It is an amenable number.

222315132541 is a deficient number, since it is larger than the sum of its proper divisors (4730109251).

222315132541 is an equidigital number, since it uses as much as digits as its factorization.

222315132541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4730109250.

The product of its digits is 14400, while the sum is 31.

Adding to 222315132541 its reverse (145231513222), we get a palindrome (367546645763).

The spelling of 222315132541 in words is "two hundred twenty-two billion, three hundred fifteen million, one hundred thirty-two thousand, five hundred forty-one".