20131311333310 has 16 divisors (see below), whose sum is σ = 36236453415696. Its totient is φ = 8052503863168.

The previous prime is 20131311333299. The next prime is 20131311333313. The reversal of 20131311333310 is 1333311313102.

It is a super-2 number, since 2×20131311333310² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20131311333313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872777 + ... + 6615883.

It is an arithmetic number, because the mean of its divisors is an integer number (2264778338481).

Almost surely, 2^{20131311333310} is an apocalyptic number.

20131311333310 is a deficient number, since it is larger than the sum of its proper divisors (16105142082386).

20131311333310 is a wasteful number, since it uses less digits than its factorization.

20131311333310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5167547.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 20131311333310 its reverse (1333311313102), we get a palindrome (21464622646412).

The spelling of 20131311333310 in words is "twenty trillion, one hundred thirty-one billion, three hundred eleven million, three hundred thirty-three thousand, three hundred ten".