1012015322 has 4 divisors (see below), whose sum is σ = 1518022986. Its totient is φ = 506007660.

The previous prime is 1012015289. The next prime is 1012015339. The reversal of 1012015322 is 2235102101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2235102101 = 73 ⋅30617837.

It can be written as a sum of positive squares in only one way, i.e., 952277881 + 59737441 = 30859^2 + 7729^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1012015322.

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 as a sum of consecutive naturals, namely, 253003829 + ... + 253003832.

Almost surely, 2^1012015322 is an apocalyptic number.

1012015322 is a deficient number, since it is larger than the sum of its proper divisors (506007664).

1012015322 is an equidigital number, since it uses as much as digits as its factorization.

1012015322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506007663.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1012015322 is about 31812.1882617339. The cubic root of 1012015322 is about 1003.9891726741.

Adding to 1012015322 its reverse (2235102101), we get a palindrome (3247117423).

The spelling of 1012015322 in words is "one billion, twelve million, fifteen thousand, three hundred twenty-two".