100111100222011 has 4 divisors (see below), whose sum is σ = 100157815623232. Its totient is φ = 100064384820792.

The previous prime is 100111100222009. The next prime is 100111100222041. The reversal of 100111100222011 is 110222001111001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100111100222011 - 2¹ = 100111100222009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100111100221982 and 100111100222000.

It is not an unprimeable number, because it can be changed into a prime (100111100222041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23357697396 + ... + 23357701681.

It is an arithmetic number, because the mean of its divisors is an integer number (25039453905808).

Almost surely, 2^{100111100222011} is an apocalyptic number.

100111100222011 is a deficient number, since it is larger than the sum of its proper divisors (46715401221).

100111100222011 is an equidigital number, since it uses as much as digits as its factorization.

100111100222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46715401220.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100111100222011 its reverse (110222001111001), we get a palindrome (210333101333012).

The spelling of 100111100222011 in words is "one hundred trillion, one hundred eleven billion, one hundred million, two hundred twenty-two thousand, eleven".