2000001121100 has 72 divisors (see below), whose sum is σ = 4725955592400. Its totient is φ = 731760825600.

The previous prime is 2000001121051. The next prime is 2000001121117. The reversal of 2000001121100 is 11211000002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18093731 + ... + 18203930.

Almost surely, 2^{2000001121100} is an apocalyptic number.

2000001121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000001121100 is an abundant number, since it is smaller than the sum of its proper divisors (2725954471300).

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

2000001121100 is a wasteful number, since it uses less digits than its factorization.

2000001121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36297723 (or 36297716 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2000001121100 its reverse (11211000002), we get a palindrome (2011212121102).

The spelling of 2000001121100 in words is "two trillion, one million, one hundred twenty-one thousand, one hundred".