1101311212230 has 24 divisors (see below), whose sum is σ = 2863409152032. Its totient is φ = 293682989904.

The previous prime is 1101311212217. The next prime is 1101311212259. The reversal of 1101311212230 is 322121131011.

1101311212230 is a `hidden beast` number, since 1 + 101 + 311 + 21 + 2 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6118395534 + ... + 6118395713.

It is an arithmetic number, because the mean of its divisors is an integer number (119308714668).

Almost surely, 2^{1101311212230} is an apocalyptic number.

1101311212230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101311212230 is an abundant number, since it is smaller than the sum of its proper divisors (1762097939802).

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

1101311212230 is a wasteful number, since it uses less digits than its factorization.

1101311212230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12236791260 (or 12236791257 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1101311212230 its reverse (322121131011), we get a palindrome (1423432343241).

The spelling of 1101311212230 in words is "one trillion, one hundred one billion, three hundred eleven million, two hundred twelve thousand, two hundred thirty".