1012223452 has 12 divisors (see below), whose sum is σ = 1875590640. Its totient is φ = 476340416.

The previous prime is 1012223441. The next prime is 1012223549. The reversal of 1012223452 is 2543222101.

It is a happy number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 7442752 + ... + 7442887.

It is an arithmetic number, because the mean of its divisors is an integer number (156299220).

Almost surely, 2^1012223452 is an apocalyptic number.

It is an amenable number.

1012223452 is a deficient number, since it is larger than the sum of its proper divisors (863367188).

1012223452 is a wasteful number, since it uses less digits than its factorization.

1012223452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14885660 (or 14885658 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1012223452 is about 31815.4593240456. The cubic root of 1012223452 is about 1004.0579944066.

Adding to 1012223452 its reverse (2543222101), we get a palindrome (3555445553).

The spelling of 1012223452 in words is "one billion, twelve million, two hundred twenty-three thousand, four hundred fifty-two".