2021331021002 has 8 divisors (see below), whose sum is σ = 3032139904356. Its totient is φ = 1010617719552.

The previous prime is 2021331020977. The next prime is 2021331021037. The reversal of 2021331021002 is 2001201331202.

It can be written as a sum of positive squares in 2 ways, for example, as 1986377353321 + 34953667681 = 1409389^2 + 186959^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23842583 + ... + 23927210.

Almost surely, 2^{2021331021002} is an apocalyptic number.

2021331021002 is a deficient number, since it is larger than the sum of its proper divisors (1010808883354).

2021331021002 is a wasteful number, since it uses less digits than its factorization.

2021331021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47790952.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2021331021002 its reverse (2001201331202), we get a palindrome (4022532352204).

The spelling of 2021331021002 in words is "two trillion, twenty-one billion, three hundred thirty-one million, twenty-one thousand, two".