111010100100010 has 16 divisors (see below), whose sum is σ = 199982910770856. Its totient is φ = 44367433242048.

The previous prime is 111010100100007. The next prime is 111010100100037. The reversal of 111010100100010 is 10001001010111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79247509039449 + 31762591060561 = 8902107^2 + 5635831^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111010100099966 and 111010100100002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4575837009 + ... + 4575861268.

Almost surely, 2^{111010100100010} is an apocalyptic number.

111010100100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111010100100010 is a deficient number, since it is larger than the sum of its proper divisors (88972810670846).

111010100100010 is a wasteful number, since it uses less digits than its factorization.

111010100100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151699497.

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

Adding to 111010100100010 its reverse (10001001010111), we get a palindrome (121011101110121).

The spelling of 111010100100010 in words is "one hundred eleven trillion, ten billion, one hundred million, one hundred thousand, ten".