100220111220111 has 8 divisors (see below), whose sum is σ = 133630248399024. Its totient is φ = 66811690760640.

The previous prime is 100220111220101. The next prime is 100220111220139. The reversal of 100220111220111 is 111022111022001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100220111220111 - 2⁵ = 100220111220079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220111220101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429043636 + ... + 429277161.

It is an arithmetic number, because the mean of its divisors is an integer number (16703781049878).

Almost surely, 2^{100220111220111} is an apocalyptic number.

100220111220111 is a deficient number, since it is larger than the sum of its proper divisors (33410137178913).

100220111220111 is an equidigital number, since it uses as much as digits as its factorization.

100220111220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858359721.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100220111220111 its reverse (111022111022001), we get a palindrome (211242222242112).

The spelling of 100220111220111 in words is "one hundred trillion, two hundred twenty billion, one hundred eleven million, two hundred twenty thousand, one hundred eleven".