200120021011101 has 32 divisors (see below), whose sum is σ = 272472103791360. Its totient is φ = 130617650386944.

The previous prime is 200120021011087. The next prime is 200120021011109. The reversal of 200120021011101 is 101110120021002.

It is not a de Polignac number, because 200120021011101 - 2⁵ = 200120021011069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120021011109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537737776 + ... + 538109798.

It is an arithmetic number, because the mean of its divisors is an integer number (8514753243480).

Almost surely, 2^{200120021011101} is an apocalyptic number.

It is an amenable number.

200120021011101 is a deficient number, since it is larger than the sum of its proper divisors (72352082780259).

200120021011101 is a wasteful number, since it uses less digits than its factorization.

200120021011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390165.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200120021011101 its reverse (101110120021002), we get a palindrome (301230141032103).

Subtracting from 200120021011101 its reverse (101110120021002), we obtain a palindrome (99009900990099).

The spelling of 200120021011101 in words is "two hundred trillion, one hundred twenty billion, twenty-one million, eleven thousand, one hundred one".