311200112030 has 24 divisors (see below), whose sum is σ = 569815425432. Its totient is φ = 122370199856.

The previous prime is 311200112029. The next prime is 311200112039. The reversal of 311200112030 is 30211002113.

It is a junction number, because it is equal to n+sod(n) for n = 311200111996 and 311200112014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311200112039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4435172 + ... + 4504791.

It is an arithmetic number, because the mean of its divisors is an integer number (23742309393).

Almost surely, 2^311200112030 is an apocalyptic number.

311200112030 is a deficient number, since it is larger than the sum of its proper divisors (258615313402).

311200112030 is an equidigital number, since it uses as much as digits as its factorization.

311200112030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8940088 (or 8940029 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 311200112030 its reverse (30211002113), we get a palindrome (341411114143).

The spelling of 311200112030 in words is "three hundred eleven billion, two hundred million, one hundred twelve thousand, thirty".