20000443131310 has 32 divisors (see below), whose sum is σ = 37655706332160. Its totient is φ = 7634080072608.

The previous prime is 20000443131283. The next prime is 20000443131323. The reversal of 20000443131310 is 1313134400002.

It is a super-2 number, since 2×20000443131310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103672662 + ... + 103865401.

It is an arithmetic number, because the mean of its divisors is an integer number (1176740822880).

Almost surely, 2^{20000443131310} is an apocalyptic number.

20000443131310 is a deficient number, since it is larger than the sum of its proper divisors (17655263200850).

20000443131310 is a wasteful number, since it uses less digits than its factorization.

20000443131310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207538512.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20000443131310 its reverse (1313134400002), we get a palindrome (21313577531312).

The spelling of 20000443131310 in words is "twenty trillion, four hundred forty-three million, one hundred thirty-one thousand, three hundred ten".