111100210220000 has 120 divisors (see below), whose sum is σ = 279138571389216. Its totient is φ = 43494550016000.

The previous prime is 111100210219991. The next prime is 111100210220017. The reversal of 111100210220000 is 22012001111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58155857 + ... + 60035856.

Almost surely, 2^{111100210220000} is an apocalyptic number.

111100210220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111100210220000 is an abundant number, since it is smaller than the sum of its proper divisors (168038361169216).

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

111100210220000 is an equidigital number, since it uses as much as digits as its factorization.

111100210220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118191790 (or 118191767 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111100210220000 its reverse (22012001111), we get a palindrome (111122222221111).

The spelling of 111100210220000 in words is "one hundred eleven trillion, one hundred billion, two hundred ten million, two hundred twenty thousand".