103011320231112 has 256 divisors, whose sum is σ = 276536433888000. Its totient is φ = 31913724874752.

The previous prime is 103011320231111. The next prime is 103011320231119. The reversal of 103011320231112 is 211132023110301.

It is a super-2 number, since 2×103011320231112² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103011320231111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 908036058 + ... + 908149494.

It is an arithmetic number, because the mean of its divisors is an integer number (1080220444875).

Almost surely, 2^{103011320231112} is an apocalyptic number.

103011320231112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103011320231112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138268216944000).

103011320231112 is an abundant number, since it is smaller than the sum of its proper divisors (173525113656888).

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

103011320231112 is a wasteful number, since it uses less digits than its factorization.

103011320231112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113888 (or 113884 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 103011320231112 its reverse (211132023110301), we get a palindrome (314143343341413).

The spelling of 103011320231112 in words is "one hundred three trillion, eleven billion, three hundred twenty million, two hundred thirty-one thousand, one hundred twelve".