2512022122 has 4 divisors (see below), whose sum is σ = 3768033186. Its totient is φ = 1256011060.

The previous prime is 2512022111. The next prime is 2512022159. The reversal of 2512022122 is 2212202152.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1946486161 + 565535961 = 44119^2 + 23781^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2512022122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628005529 + ... + 628005532.

Almost surely, 2^2512022122 is an apocalyptic number.

2512022122 is a deficient number, since it is larger than the sum of its proper divisors (1256011064).

2512022122 is a wasteful number, since it uses less digits than its factorization.

2512022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256011063.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2512022122 is about 50120.0770350565. The cubic root of 2512022122 is about 1359.3808676239.

Adding to 2512022122 its reverse (2212202152), we get a palindrome (4724224274).

The spelling of 2512022122 in words is "two billion, five hundred twelve million, twenty-two thousand, one hundred twenty-two".