1011320522 has 4 divisors (see below), whose sum is σ = 1516980786. Its totient is φ = 505660260.

The previous prime is 1011320503. The next prime is 1011320539. The reversal of 1011320522 is 2250231101.

It is a happy number.

1011320522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2250231101 = 307 ⋅7329743.

It can be written as a sum of positive squares in only one way, i.e., 734464201 + 276856321 = 27101^2 + 16639^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011320522.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252830129 + ... + 252830132.

Almost surely, 2^1011320522 is an apocalyptic number.

1011320522 is a deficient number, since it is larger than the sum of its proper divisors (505660264).

1011320522 is an equidigital number, since it uses as much as digits as its factorization.

1011320522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505660263.

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

The square root of 1011320522 is about 31801.2660439801. The cubic root of 1011320522 is about 1003.7593568593.

Adding to 1011320522 its reverse (2250231101), we get a palindrome (3261551623).

The spelling of 1011320522 in words is "one billion, eleven million, three hundred twenty thousand, five hundred twenty-two".