100020221222211 has 6 divisors (see below), whose sum is σ = 144473652876540. Its totient is φ = 66680147481468.

The previous prime is 100020221222143. The next prime is 100020221222237. The reversal of 100020221222211 is 112222122020001.

It is a happy number.

100020221222211 is a `hidden beast` number, since 10 + 0 + 0 + 2 + 0 + 221 + 222 + 211 = 666.

It is not a de Polignac number, because 100020221222211 - 2²¹ = 100020219125059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100020221422211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5556678956781 + ... + 5556678956798.

It is an arithmetic number, because the mean of its divisors is an integer number (24078942146090).

Almost surely, 2^{100020221222211} is an apocalyptic number.

100020221222211 is a deficient number, since it is larger than the sum of its proper divisors (44453431654329).

100020221222211 is a wasteful number, since it uses less digits than its factorization.

100020221222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11113357913585 (or 11113357913582 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100020221222211 its reverse (112222122020001), we get a palindrome (212242343242212).

The spelling of 100020221222211 in words is "one hundred trillion, twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred eleven".