1210512422 has 16 divisors (see below), whose sum is σ = 2075795232. Its totient is φ = 518633280.

The previous prime is 1210512349. The next prime is 1210512451. The reversal of 1210512422 is 2242150121.

It is a junction number, because it is equal to n+sod(n) for n = 1210512394 and 1210512403.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 42722 + ... + 65162.

It is an arithmetic number, because the mean of its divisors is an integer number (129737202).

Almost surely, 2^1210512422 is an apocalyptic number.

1210512422 is a deficient number, since it is larger than the sum of its proper divisors (865282810).

1210512422 is a wasteful number, since it uses less digits than its factorization.

1210512422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26303.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1210512422 is about 34792.4190305877. The cubic root of 1210512422 is about 1065.7526392369.

Adding to 1210512422 its reverse (2242150121), we get a palindrome (3452662543).

The spelling of 1210512422 in words is "one billion, two hundred ten million, five hundred twelve thousand, four hundred twenty-two".