222135513 has 8 divisors (see below), whose sum is σ = 298802208. Its totient is φ = 146779584.

The previous prime is 222135509. The next prime is 222135523. The reversal of 222135513 is 315531222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222135513 - 2² = 222135509 is a prime.

It is a super-2 number, since 2×222135513² = 98688372271546338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222135503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327295 + ... + 327972.

It is an arithmetic number, because the mean of its divisors is an integer number (37350276).

Almost surely, 2^222135513 is an apocalyptic number.

It is an amenable number.

222135513 is a deficient number, since it is larger than the sum of its proper divisors (76666695).

222135513 is a wasteful number, since it uses less digits than its factorization.

222135513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655383.

The product of its digits is 1800, while the sum is 24.

The square root of 222135513 is about 14904.2112505157. The cubic root of 222135513 is about 605.6280734720.

Adding to 222135513 its reverse (315531222), we get a palindrome (537666735).

The spelling of 222135513 in words is "two hundred twenty-two million, one hundred thirty-five thousand, five hundred thirteen".