200311111230 has 32 divisors (see below), whose sum is σ = 481303793664. Its totient is φ = 53354393376.

The previous prime is 200311111223. The next prime is 200311111243. The reversal of 200311111230 is 32111113002.

It is a happy number.

It is a super-2 number, since 2×200311111230² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3842614 + ... + 3894393.

It is an arithmetic number, because the mean of its divisors is an integer number (15040743552).

Almost surely, 2^200311111230 is an apocalyptic number.

200311111230 is an abundant number, since it is smaller than the sum of its proper divisors (280992682434).

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

200311111230 is a wasteful number, since it uses less digits than its factorization.

200311111230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7737880.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 200311111230 its reverse (32111113002), we get a palindrome (232422224232).

The spelling of 200311111230 in words is "two hundred billion, three hundred eleven million, one hundred eleven thousand, two hundred thirty".