103012321201112 has 64 divisors (see below), whose sum is σ = 204300990643200. Its totient is φ = 48558667138560.

The previous prime is 103012321201043. The next prime is 103012321201117. The reversal of 103012321201112 is 211102123210301.

It is a super-2 number, since 2×103012321201112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103012321201117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51139253 + ... + 53115419.

It is an arithmetic number, because the mean of its divisors is an integer number (3192202978800).

Almost surely, 2^{103012321201112} is an apocalyptic number.

It is an amenable number.

103012321201112 is a deficient number, since it is larger than the sum of its proper divisors (101288669442088).

103012321201112 is a wasteful number, since it uses less digits than its factorization.

103012321201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1977856 (or 1977852 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 103012321201112 its reverse (211102123210301), we get a palindrome (314114444411413).

The spelling of 103012321201112 in words is "one hundred three trillion, twelve billion, three hundred twenty-one million, two hundred one thousand, one hundred twelve".