111010101000010 has 16 divisors (see below), whose sum is σ = 199850168174976. Its totient is φ = 44396932316688.

The previous prime is 111010100999999. The next prime is 111010101000017. The reversal of 111010101000010 is 10000101010111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111010100999957 and 111010101000002.

It is not an unprimeable number, because it can be changed into a prime (111010101000017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888444822 + ... + 888569761.

It is an arithmetic number, because the mean of its divisors is an integer number (12490635510936).

Almost surely, 2^{111010101000010} is an apocalyptic number.

111010101000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111010101000010 is a deficient number, since it is larger than the sum of its proper divisors (88840067174966).

111010101000010 is a wasteful number, since it uses less digits than its factorization.

111010101000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777020837.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 111010101000010 its reverse (10000101010111), we get a palindrome (121010202010121).

The spelling of 111010101000010 in words is "one hundred eleven trillion, ten billion, one hundred one million, ten", and thus it is an aban number.