111101112010 has 128 divisors (see below), whose sum is σ = 247505725440. Its totient is φ = 35043840000.

The previous prime is 111101111987. The next prime is 111101112029. The reversal of 111101112010 is 10211101111.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9489160 + ... + 9500860.

It is an arithmetic number, because the mean of its divisors is an integer number (1933638480).

Almost surely, 2^111101112010 is an apocalyptic number.

111101112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111101112010 is an abundant number, since it is smaller than the sum of its proper divisors (136404613430).

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

111101112010 is a wasteful number, since it uses less digits than its factorization.

111101112010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11912.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 111101112010 its reverse (10211101111), we get a palindrome (121312213121).

The spelling of 111101112010 in words is "one hundred eleven billion, one hundred one million, one hundred twelve thousand, ten".