103012134121 has 16 divisors (see below), whose sum is σ = 115040633344. Its totient is φ = 91619895744.

The previous prime is 103012134119. The next prime is 103012134179. The reversal of 103012134121 is 121431210301.

It is not a de Polignac number, because 103012134121 - 2¹ = 103012134119 is a prime.

It is a super-2 number, since 2×103012134121² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103012134721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990081 + ... + 1089166.

It is an arithmetic number, because the mean of its divisors is an integer number (7190039584).

Almost surely, 2^103012134121 is an apocalyptic number.

It is an amenable number.

103012134121 is a deficient number, since it is larger than the sum of its proper divisors (12028499223).

103012134121 is a wasteful number, since it uses less digits than its factorization.

103012134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079400.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 103012134121 its reverse (121431210301), we get a palindrome (224443344422).

The spelling of 103012134121 in words is "one hundred three billion, twelve million, one hundred thirty-four thousand, one hundred twenty-one".