200021211110 has 32 divisors (see below), whose sum is σ = 411493642560. Its totient is φ = 68575128192.

The previous prime is 200021211079. The next prime is 200021211113. The reversal of 200021211110 is 11112120002.

It is a super-2 number, since 2×200021211110² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200021211091 and 200021211100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200021211113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1521476 + ... + 1647704.

It is an arithmetic number, because the mean of its divisors is an integer number (12859176330).

Almost surely, 2^200021211110 is an apocalyptic number.

200021211110 is an abundant number, since it is smaller than the sum of its proper divisors (211472431450).

200021211110 is a wasteful number, since it uses less digits than its factorization.

200021211110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148880.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200021211110 its reverse (11112120002), we get a palindrome (211133331112).

The spelling of 200021211110 in words is "two hundred billion, twenty-one million, two hundred eleven thousand, one hundred ten".