2002201102100 has 72 divisors (see below), whose sum is σ = 4537833830880. Its totient is φ = 766027566720.

The previous prime is 2002201102081. The next prime is 2002201102117. The reversal of 2002201102100 is 12011022002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4367594 + ... + 4804193.

Almost surely, 2^{2002201102100} is an apocalyptic number.

2002201102100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002201102100 is an abundant number, since it is smaller than the sum of its proper divisors (2535632728780).

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

2002201102100 is a wasteful number, since it uses less digits than its factorization.

2002201102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9171897 (or 9171890 counting only the distinct ones).

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

Adding to 2002201102100 its reverse (12011022002), we get a palindrome (2014212124102).

The spelling of 2002201102100 in words is "two trillion, two billion, two hundred one million, one hundred two thousand, one hundred".