20202222211101 has 64 divisors (see below), whose sum is σ = 34545200693760. Its totient is φ = 11429772157440.

The previous prime is 20202222211037. The next prime is 20202222211121. The reversal of 20202222211101 is 10111222220202.

It is a happy number.

20202222211101 is a `hidden beast` number, since 20 + 202 + 222 + 211 + 10 + 1 = 666.

It is not a de Polignac number, because 20202222211101 - 2⁶ = 20202222211037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202222211121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7126675 + ... + 9549551.

It is an arithmetic number, because the mean of its divisors is an integer number (539768760840).

Almost surely, 2^{20202222211101} is an apocalyptic number.

20202222211101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20202222211101 is a deficient number, since it is larger than the sum of its proper divisors (14342978482659).

20202222211101 is a wasteful number, since it uses less digits than its factorization.

20202222211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2423331 (or 2423325 counting only the distinct ones).

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

Adding to 20202222211101 its reverse (10111222220202), we get a palindrome (30313444431303).

The spelling of 20202222211101 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, two hundred eleven thousand, one hundred one".