100220122220011 has 4 divisors (see below), whose sum is σ = 100220278105312. Its totient is φ = 100219966334712.

The previous prime is 100220122219991. The next prime is 100220122220027. The reversal of 100220122220011 is 110022221022001.

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 100220122220011 - 2¹⁷ = 100220122088939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220122220051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76974276 + ... + 78265441.

It is an arithmetic number, because the mean of its divisors is an integer number (25055069526328).

Almost surely, 2^{100220122220011} is an apocalyptic number.

100220122220011 is a deficient number, since it is larger than the sum of its proper divisors (155885301).

100220122220011 is an equidigital number, since it uses as much as digits as its factorization.

100220122220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155885300.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100220122220011 its reverse (110022221022001), we get a palindrome (210242343242012).

The spelling of 100220122220011 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty-two million, two hundred twenty thousand, eleven".