20111042311310 has 32 divisors (see below), whose sum is σ = 37778175247680. Its totient is φ = 7693765116928.

The previous prime is 20111042311309. The next prime is 20111042311397. The reversal of 20111042311310 is 1311324011102.

It is a super-2 number, since 2×20111042311310² (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, 3098297 + ... + 7058436.

It is an arithmetic number, because the mean of its divisors is an integer number (1180567976490).

Almost surely, 2^{20111042311310} is an apocalyptic number.

20111042311310 is a deficient number, since it is larger than the sum of its proper divisors (17667132936370).

20111042311310 is a wasteful number, since it uses less digits than its factorization.

20111042311310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10165372.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 20111042311310 its reverse (1311324011102), we get a palindrome (21422366322412).

The spelling of 20111042311310 in words is "twenty trillion, one hundred eleven billion, forty-two million, three hundred eleven thousand, three hundred ten".