1021441011 has 8 divisors (see below), whose sum is σ = 1367767440. Its totient is φ = 678037632.

The previous prime is 1021440991. The next prime is 1021441027. The reversal of 1021441011 is 1101441201.

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

It is not a de Polignac number, because 1021441011 - 2⁶ = 1021440947 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (1021441111) 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, 729946 + ... + 731343.

It is an arithmetic number, because the mean of its divisors is an integer number (170970930).

Almost surely, 2^1021441011 is an apocalyptic number.

1021441011 is a deficient number, since it is larger than the sum of its proper divisors (346326429).

1021441011 is a wasteful number, since it uses less digits than its factorization.

1021441011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461525.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1021441011 is about 31959.9907853554. The cubic root of 1021441011 is about 1007.0965238869.

Adding to 1021441011 its reverse (1101441201), we get a palindrome (2122882212).

The spelling of 1021441011 in words is "one billion, twenty-one million, four hundred forty-one thousand, eleven".