10111343020 has 12 divisors (see below), whose sum is σ = 21233820384. Its totient is φ = 4044537200.

The previous prime is 10111343009. The next prime is 10111343023. The reversal of 10111343020 is 2034311101.

It is a junction number, because it is equal to n+sod(n) for n = 10111342985 and 10111343003.

It is not an unprimeable number, because it can be changed into a prime (10111343023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252783556 + ... + 252783595.

It is an arithmetic number, because the mean of its divisors is an integer number (1769485032).

Almost surely, 2^10111343020 is an apocalyptic number.

10111343020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111343020 is an abundant number, since it is smaller than the sum of its proper divisors (11122477364).

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

10111343020 is a wasteful number, since it uses less digits than its factorization.

10111343020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505567160 (or 505567158 counting only the distinct ones).

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

Adding to 10111343020 its reverse (2034311101), we get a palindrome (12145654121).

The spelling of 10111343020 in words is "ten billion, one hundred eleven million, three hundred forty-three thousand, twenty".