2021130321002 has 8 divisors (see below), whose sum is σ = 3264902826276. Its totient is φ = 932829378912.

The previous prime is 2021130320999. The next prime is 2021130321013. The reversal of 2021130321002 is 2001230311202.

It can be written as a sum of positive squares in 2 ways, for example, as 2019238158001 + 1892163001 = 1420999^2 + 43499^2 .

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, 38867890763 + ... + 38867890814.

Almost surely, 2^{2021130321002} is an apocalyptic number.

2021130321002 is a deficient number, since it is larger than the sum of its proper divisors (1243772505274).

2021130321002 is a wasteful number, since it uses less digits than its factorization.

2021130321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77735781592.

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

Adding to 2021130321002 its reverse (2001230311202), we get a palindrome (4022360632204).

The spelling of 2021130321002 in words is "two trillion, twenty-one billion, one hundred thirty million, three hundred twenty-one thousand, two".