110011111221010 has 32 divisors (see below), whose sum is σ = 209668836372912. Its totient is φ = 41415829063680.

The previous prime is 110011111221007. The next prime is 110011111221047. The reversal of 110011111221010 is 10122111110011.

It can be written as a sum of positive squares in 8 ways, for example, as 69054554348649 + 40956556872361 = 8309907^2 + 6399731^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78538180 + ... + 79926640.

Almost surely, 2^{110011111221010} is an apocalyptic number.

110011111221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

110011111221010 is a deficient number, since it is larger than the sum of its proper divisors (99657725151902).

110011111221010 is a wasteful number, since it uses less digits than its factorization.

110011111221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854558.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 110011111221010 its reverse (10122111110011), we get a palindrome (120133222331021).

The spelling of 110011111221010 in words is "one hundred ten trillion, eleven billion, one hundred eleven million, two hundred twenty-one thousand, ten".