2021313221202 has 64 divisors (see below), whose sum is σ = 4513151706624. Its totient is φ = 598214547840.

The previous prime is 2021313221171. The next prime is 2021313221219. The reversal of 2021313221202 is 2021223131202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33989398 + ... + 34048814.

It is an arithmetic number, because the mean of its divisors is an integer number (70517995416).

Almost surely, 2^{2021313221202} is an apocalyptic number.

2021313221202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2021313221202 is an abundant number, since it is smaller than the sum of its proper divisors (2491838485422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2021313221202 is a wasteful number, since it uses less digits than its factorization.

2021313221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71463.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2021313221202 its reverse (2021223131202), we get a palindrome (4042536352404).

The spelling of 2021313221202 in words is "two trillion, twenty-one billion, three hundred thirteen million, two hundred twenty-one thousand, two hundred two".