103420012112 has 80 divisors (see below), whose sum is σ = 204351206400. Its totient is φ = 50696110080.

The previous prime is 103420012097. The next prime is 103420012117. The reversal of 103420012112 is 211210024301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103420012117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156934439 + ... + 156935097.

It is an arithmetic number, because the mean of its divisors is an integer number (2554390080).

Almost surely, 2^103420012112 is an apocalyptic number.

It is an amenable number.

103420012112 is a deficient number, since it is larger than the sum of its proper divisors (100931194288).

103420012112 is a wasteful number, since it uses less digits than its factorization.

103420012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1518 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 103420012112 its reverse (211210024301), we get a palindrome (314630036413).

The spelling of 103420012112 in words is "one hundred three billion, four hundred twenty million, twelve thousand, one hundred twelve".