2021132003 has 8 divisors (see below), whose sum is σ = 2280901680. Its totient is φ = 1774034080.

The previous prime is 2021131999. The next prime is 2021132041. The reversal of 2021132003 is 3002311202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2021132003 - 2² = 2021131999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021132063) 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, 3167600 + ... + 3168237.

It is an arithmetic number, because the mean of its divisors is an integer number (285112710).

Almost surely, 2^2021132003 is an apocalyptic number.

2021132003 is a deficient number, since it is larger than the sum of its proper divisors (259769677).

2021132003 is a wasteful number, since it uses less digits than its factorization.

2021132003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335877.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2021132003 is about 44957.0017127477. The cubic root of 2021132003 is about 1264.3429548867.

Adding to 2021132003 its reverse (3002311202), we get a palindrome (5023443205).

The spelling of 2021132003 in words is "two billion, twenty-one million, one hundred thirty-two thousand, three".