20002211200100 has 36 divisors (see below), whose sum is σ = 45689261377200. Its totient is φ = 7579785296160.

The previous prime is 20002211200051. The next prime is 20002211200189. The reversal of 20002211200100 is 100211220002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5263737890 + ... + 5263741689.

Almost surely, 2^{20002211200100} is an apocalyptic number.

20002211200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002211200100 is an abundant number, since it is smaller than the sum of its proper divisors (25687050177100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20002211200100 is a wasteful number, since it uses less digits than its factorization.

20002211200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10527479612 (or 10527479605 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20002211200100 its reverse (100211220002), we get a palindrome (20102422420102).

The spelling of 20002211200100 in words is "twenty trillion, two billion, two hundred eleven million, two hundred thousand, one hundred".