228216032126 has 32 divisors (see below), whose sum is σ = 379201398912. Its totient is φ = 102547056640.

The previous prime is 228216032113. The next prime is 228216032201. The reversal of 228216032126 is 621230612822.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1676111 + ... + 1807146.

It is an arithmetic number, because the mean of its divisors is an integer number (11850043716).

Almost surely, 2^228216032126 is an apocalyptic number.

228216032126 is a deficient number, since it is larger than the sum of its proper divisors (150985366786).

228216032126 is a wasteful number, since it uses less digits than its factorization.

228216032126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483364.

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 228216032126 its reverse (621230612822), we get a palindrome (849446644948).

The spelling of 228216032126 in words is "two hundred twenty-eight billion, two hundred sixteen million, thirty-two thousand, one hundred twenty-six".