1013322021 has 8 divisors (see below), whose sum is σ = 1379842944. Its totient is φ = 661174560.

The previous prime is 1013322001. The next prime is 1013322059. The reversal of 1013322021 is 1202233101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1013322021 - 2⁶ = 1013321957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013322001) 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 7 ways as a sum of consecutive naturals, for example, 3593200 + ... + 3593481.

It is an arithmetic number, because the mean of its divisors is an integer number (172480368).

Almost surely, 2^1013322021 is an apocalyptic number.

It is an amenable number.

1013322021 is a deficient number, since it is larger than the sum of its proper divisors (366520923).

1013322021 is an equidigital number, since it uses as much as digits as its factorization.

1013322021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7186731.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1013322021 is about 31832.7193466094. The cubic root of 1013322021 is about 1004.4210987474.

Adding to 1013322021 its reverse (1202233101), we get a palindrome (2215555122).

The spelling of 1013322021 in words is "one billion, thirteen million, three hundred twenty-two thousand, twenty-one".