100112222011 has 4 divisors (see below), whose sum is σ = 101144306872. Its totient is φ = 99080137152.

The previous prime is 100112221991. The next prime is 100112222039. The reversal of 100112222011 is 110222211001.

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 100112222011 - 2¹³ = 100112213819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100112221982 and 100112222000.

It is not an unprimeable number, because it can be changed into a prime (100112222071) 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, 516042285 + ... + 516042478.

It is an arithmetic number, because the mean of its divisors is an integer number (25286076718).

Almost surely, 2^100112222011 is an apocalyptic number.

100112222011 is a deficient number, since it is larger than the sum of its proper divisors (1032084861).

100112222011 is an equidigital number, since it uses as much as digits as its factorization.

100112222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032084860.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100112222011 its reverse (110222211001), we get a palindrome (210334433012).

The spelling of 100112222011 in words is "one hundred billion, one hundred twelve million, two hundred twenty-two thousand, eleven".