103212136044 has 18 divisors (see below), whose sum is σ = 260897343980. Its totient is φ = 34404045336.

The previous prime is 103212136007. The next prime is 103212136123. The reversal of 103212136044 is 440631212301.

It is a happy number.

103212136044 is a `hidden beast` number, since 1 + 0 + 32 + 1 + 21 + 3 + 604 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 103212135999 and 103212136017.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1433501854 + ... + 1433501925.

Almost surely, 2^103212136044 is an apocalyptic number.

It is an amenable number.

103212136044 is an abundant number, since it is smaller than the sum of its proper divisors (157685207936).

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

103212136044 is a wasteful number, since it uses less digits than its factorization.

103212136044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867003789 (or 2867003784 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 103212136044 its reverse (440631212301), we get a palindrome (543843348345).

The spelling of 103212136044 in words is "one hundred three billion, two hundred twelve million, one hundred thirty-six thousand, forty-four".