2021233011 has 8 divisors (see below), whose sum is σ = 3079974144. Its totient is φ = 1154990280.

The previous prime is 2021233009. The next prime is 2021233021. The reversal of 2021233011 is 1103321202.

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

It is not a de Polignac number, because 2021233011 - 2¹ = 2021233009 is a prime.

It is a super-2 number, since 2×2021233011² = 8170765769512252242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2021233001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48124575 + ... + 48124616.

It is an arithmetic number, because the mean of its divisors is an integer number (384996768).

Almost surely, 2^2021233011 is an apocalyptic number.

2021233011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2021233011 is a deficient number, since it is larger than the sum of its proper divisors (1058741133).

2021233011 is an equidigital number, since it uses as much as digits as its factorization.

2021233011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96249201.

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

The square root of 2021233011 is about 44958.1250832372. The cubic root of 2021233011 is about 1264.3640167843.

Adding to 2021233011 its reverse (1103321202), we get a palindrome (3124554213).

The spelling of 2021233011 in words is "two billion, twenty-one million, two hundred thirty-three thousand, eleven".