1012212322 has 32 divisors (see below), whose sum is σ = 1671321600. Its totient is φ = 455960400.

The previous prime is 1012212269. The next prime is 1012212323. The reversal of 1012212322 is 2232122101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012212296 and 1012212305.

It is not an unprimeable number, because it can be changed into a prime (1012212323) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1634929 + ... + 1635547.

It is an arithmetic number, because the mean of its divisors is an integer number (52228800).

Almost surely, 2^1012212322 is an apocalyptic number.

1012212322 is a deficient number, since it is larger than the sum of its proper divisors (659109278).

1012212322 is a wasteful number, since it uses less digits than its factorization.

1012212322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1012212322 is about 31815.2844085983. The cubic root of 1012212322 is about 1004.0543143212.

Adding to 1012212322 its reverse (2232122101), we get a palindrome (3244334423).

The spelling of 1012212322 in words is "one billion, twelve million, two hundred twelve thousand, three hundred twenty-two".