1010332221 has 8 divisors (see below), whose sum is σ = 1347627264. Its totient is φ = 673296000.

The previous prime is 1010332207. The next prime is 1010332231. The reversal of 1010332221 is 1222330101.

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

It is not a de Polignac number, because 1010332221 - 2⁶ = 1010332157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010332221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010332231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55405 + ... + 71346.

It is an arithmetic number, because the mean of its divisors is an integer number (168453408).

Almost surely, 2^1010332221 is an apocalyptic number.

It is an amenable number.

1010332221 is a deficient number, since it is larger than the sum of its proper divisors (337295043).

1010332221 is a wasteful number, since it uses less digits than its factorization.

1010332221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129411.

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

The square root of 1010332221 is about 31785.7235406086. The cubic root of 1010332221 is about 1003.4322796451.

Adding to 1010332221 its reverse (1222330101), we get a palindrome (2232662322).

It can be divided in two parts, 10103 and 32221, that added together give a palindrome (42324).

The spelling of 1010332221 in words is "one billion, ten million, three hundred thirty-two thousand, two hundred twenty-one".