201200021011 has 24 divisors (see below), whose sum is σ = 231675998400. Its totient is φ = 174366192000.

The previous prime is 201200020997. The next prime is 201200021027. The reversal of 201200021011 is 110120002102.

It is not a de Polignac number, because 201200021011 - 2²⁷ = 201065803283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201200021041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 85690 + ... + 640111.

It is an arithmetic number, because the mean of its divisors is an integer number (9653166600).

Almost surely, 2^201200021011 is an apocalyptic number.

201200021011 is a deficient number, since it is larger than the sum of its proper divisors (30475977389).

201200021011 is a wasteful number, since it uses less digits than its factorization.

201200021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725931 (or 725920 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201200021011 its reverse (110120002102), we get a palindrome (311320023113).

It can be divided in two parts, 20120002101 and 1, that added together give a palindrome (20120002102).

The spelling of 201200021011 in words is "two hundred one billion, two hundred million, twenty-one thousand, eleven".