222115011 has 8 divisors (see below), whose sum is σ = 296227344. Its totient is φ = 148039680.

The previous prime is 222114989. The next prime is 222115021. The reversal of 222115011 is 110511222.

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

It is not a de Polignac number, because 222115011 - 2¹¹ = 222112963 is a prime.

It is a super-2 number, since 2×222115011² = 98670156223060242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222115021) 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, 11251 + ... + 23891.

It is an arithmetic number, because the mean of its divisors is an integer number (37028418).

Almost surely, 2^222115011 is an apocalyptic number.

222115011 is a deficient number, since it is larger than the sum of its proper divisors (74112333).

222115011 is a wasteful number, since it uses less digits than its factorization.

222115011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18501.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 222115011 is about 14903.5234424615. The cubic root of 222115011 is about 605.6094407485.

Adding to 222115011 its reverse (110511222), we get a palindrome (332626233).

The spelling of 222115011 in words is "two hundred twenty-two million, one hundred fifteen thousand, eleven".