100222020220111 has 4 divisors (see below), whose sum is σ = 102113001733752. Its totient is φ = 98331038706472.

The previous prime is 100222020220103. The next prime is 100222020220117. The reversal of 100222020220111 is 111022020222001.

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 100222020220111 - 2³ = 100222020220103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100222020220117) 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, 945490756741 + ... + 945490756846.

It is an arithmetic number, because the mean of its divisors is an integer number (25528250433438).

Almost surely, 2^{100222020220111} is an apocalyptic number.

100222020220111 is a deficient number, since it is larger than the sum of its proper divisors (1890981513641).

100222020220111 is an equidigital number, since it uses as much as digits as its factorization.

100222020220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890981513640.

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

Adding to 100222020220111 its reverse (111022020222001), we get a palindrome (211244040442112).

The spelling of 100222020220111 in words is "one hundred trillion, two hundred twenty-two billion, twenty million, two hundred twenty thousand, one hundred eleven".