103444121434 has 4 divisors (see below), whose sum is σ = 155166182154. Its totient is φ = 51722060716.

The previous prime is 103444121419. The next prime is 103444121453. The reversal of 103444121434 is 434121444301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 102050219209 + 1393902225 = 319453^2 + 37335^2 .

It is a junction number, because it is equal to n+sod(n) for n = 103444121396 and 103444121405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25861030357 + ... + 25861030360.

Almost surely, 2^103444121434 is an apocalyptic number.

103444121434 is a deficient number, since it is larger than the sum of its proper divisors (51722060720).

103444121434 is an equidigital number, since it uses as much as digits as its factorization.

103444121434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51722060719.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 103444121434 its reverse (434121444301), we get a palindrome (537565565735).

The spelling of 103444121434 in words is "one hundred three billion, four hundred forty-four million, one hundred twenty-one thousand, four hundred thirty-four".