275220122 has 8 divisors (see below), whose sum is σ = 415843956. Its totient is φ = 136605472.

The previous prime is 275220107. The next prime is 275220151. The reversal of 275220122 is 221022572.

It can be written as a sum of positive squares in 2 ways, for example, as 273604681 + 1615441 = 16541^2 + 1271^2 .

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

It is a super-2 number, since 2×275220122² = 151492231107389768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501953 + ... + 502500.

Almost surely, 2^275220122 is an apocalyptic number.

275220122 is a deficient number, since it is larger than the sum of its proper divisors (140623834).

275220122 is a wasteful number, since it uses less digits than its factorization.

275220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004592.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 275220122 is about 16589.7595522057. The cubic root of 275220122 is about 650.4691855096.

Adding to 275220122 its reverse (221022572), we get a palindrome (496242694).

The spelling of 275220122 in words is "two hundred seventy-five million, two hundred twenty thousand, one hundred twenty-two".