100220120011 has 16 divisors (see below), whose sum is σ = 112411063296. Its totient is φ = 88558920000.

The previous prime is 100220119999. The next prime is 100220120023. The reversal of 100220120011 is 110021022001.

It is an interprime number because it is at equal distance from previous prime (100220119999) and next prime (100220120023).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220120011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100220120011.

It is not an unprimeable number, because it can be changed into a prime (100220120071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287775 + ... + 532216.

It is an arithmetic number, because the mean of its divisors is an integer number (7025691456).

Almost surely, 2^100220120011 is an apocalyptic number.

100220120011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100220120011 is a deficient number, since it is larger than the sum of its proper divisors (12190943285).

100220120011 is a wasteful number, since it uses less digits than its factorization.

100220120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820314.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100220120011 its reverse (110021022001), we get a palindrome (210241142012).

The spelling of 100220120011 in words is "one hundred billion, two hundred twenty million, one hundred twenty thousand, eleven".