214222555225 has 48 divisors (see below), whose sum is σ = 306939604608. Its totient is φ = 145277475840.

The previous prime is 214222555207. The next prime is 214222555241. The reversal of 214222555225 is 522555222412.

It is not a de Polignac number, because 214222555225 - 2²¹ = 214220458073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9223327 + ... + 9246523.

It is an arithmetic number, because the mean of its divisors is an integer number (6394575096).

Almost surely, 2^214222555225 is an apocalyptic number.

214222555225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

214222555225 is a deficient number, since it is larger than the sum of its proper divisors (92717049383).

214222555225 is a wasteful number, since it uses less digits than its factorization.

214222555225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23794 (or 23789 counting only the distinct ones).

The product of its digits is 160000, while the sum is 37.

Adding to 214222555225 its reverse (522555222412), we get a palindrome (736777777637).

The spelling of 214222555225 in words is "two hundred fourteen billion, two hundred twenty-two million, five hundred fifty-five thousand, two hundred twenty-five".