111321100004200 has 192 divisors, whose sum is σ = 263399467962240. Its totient is φ = 43745770414080.

The previous prime is 111321100004189. The next prime is 111321100004207. The reversal of 111321100004200 is 2400001123111.

It is a super-2 number, since 2×111321100004200² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111321100004207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16291683984 + ... + 16291690816.

It is an arithmetic number, because the mean of its divisors is an integer number (1371872228970).

Almost surely, 2^{111321100004200} is an apocalyptic number.

111321100004200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111321100004200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131699733981120).

111321100004200 is an abundant number, since it is smaller than the sum of its proper divisors (152078367958040).

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

111321100004200 is a wasteful number, since it uses less digits than its factorization.

111321100004200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11148 (or 11139 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111321100004200 its reverse (2400001123111), we get a palindrome (113721101127311).

The spelling of 111321100004200 in words is "one hundred eleven trillion, three hundred twenty-one billion, one hundred million, four thousand, two hundred".