103442213012 has 6 divisors (see below), whose sum is σ = 181023872778. Its totient is φ = 51721106504.

The previous prime is 103442212957. The next prime is 103442213033. The reversal of 103442213012 is 210312244301.

It can be written as a sum of positive squares in only one way, i.e., 102090474256 + 1351738756 = 319516^2 + 36766^2 .

It is a super-2 number, since 2×103442213012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12930276623 + ... + 12930276630.

It is an arithmetic number, because the mean of its divisors is an integer number (30170645463).

Almost surely, 2^103442213012 is an apocalyptic number.

It is an amenable number.

103442213012 is a deficient number, since it is larger than the sum of its proper divisors (77581659766).

103442213012 is a wasteful number, since it uses less digits than its factorization.

103442213012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25860553257 (or 25860553255 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 103442213012 its reverse (210312244301), we get a palindrome (313754457313).

The spelling of 103442213012 in words is "one hundred three billion, four hundred forty-two million, two hundred thirteen thousand, twelve".