20221100031301 has 32 divisors (see below), whose sum is σ = 22028306237280. Its totient is φ = 18450488448000.

The previous prime is 20221100031287. The next prime is 20221100031311. The reversal of 20221100031301 is 10313000112202.

It can be written as a sum of positive squares in 16 ways, for example, as 2297316176100 + 17923783855201 = 1515690^2 + 4233649^2 .

It is a cyclic number.

It is not a de Polignac number, because 20221100031301 - 2¹⁷ = 20221099900229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20221100031311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2803420771 + ... + 2803427983.

It is an arithmetic number, because the mean of its divisors is an integer number (688384569915).

Almost surely, 2^{20221100031301} is an apocalyptic number.

It is an amenable number.

20221100031301 is a deficient number, since it is larger than the sum of its proper divisors (1807206205979).

20221100031301 is a wasteful number, since it uses less digits than its factorization.

20221100031301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10537.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20221100031301 its reverse (10313000112202), we get a palindrome (30534100143503).

The spelling of 20221100031301 in words is "twenty trillion, two hundred twenty-one billion, one hundred million, thirty-one thousand, three hundred one".