111231100230230 has 16 divisors (see below), whose sum is σ = 210753663594480. Its totient is φ = 42150732718752.

The previous prime is 111231100230227. The next prime is 111231100230233. The reversal of 111231100230230 is 32032001132111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111231100230227) and next prime (111231100230233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111231100230233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292713421469 + ... + 292713421848.

It is an arithmetic number, because the mean of its divisors is an integer number (13172103974655).

Almost surely, 2^{111231100230230} is an apocalyptic number.

111231100230230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111231100230230 is a deficient number, since it is larger than the sum of its proper divisors (99522563364250).

111231100230230 is a wasteful number, since it uses less digits than its factorization.

111231100230230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585426843343.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111231100230230 its reverse (32032001132111), we get a palindrome (143263101362341).

The spelling of 111231100230230 in words is "one hundred eleven trillion, two hundred thirty-one billion, one hundred million, two hundred thirty thousand, two hundred thirty".