10111321100 has 18 divisors (see below), whose sum is σ = 21941567004. Its totient is φ = 4044528400.

The previous prime is 10111321093. The next prime is 10111321109. The reversal of 10111321100 is 112311101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10111321109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50556506 + ... + 50556705.

Almost surely, 2^10111321100 is an apocalyptic number.

10111321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111321100 is an abundant number, since it is smaller than the sum of its proper divisors (11830245904).

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

10111321100 is a wasteful number, since it uses less digits than its factorization.

10111321100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101113225 (or 101113218 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 10111321100 its reverse (112311101), we get a palindrome (10223632201).

Subtracting from 10111321100 its reverse (112311101), we obtain a palindrome (9999009999).

The spelling of 10111321100 in words is "ten billion, one hundred eleven million, three hundred twenty-one thousand, one hundred".