103220344422142 has 4 divisors (see below), whose sum is σ = 154830516633216. Its totient is φ = 51610172211070.

The previous prime is 103220344422131. The next prime is 103220344422149. The reversal of 103220344422142 is 241224443022301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103220344422098 and 103220344422107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103220344422149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25805086105534 + ... + 25805086105537.

It is an arithmetic number, because the mean of its divisors is an integer number (38707629158304).

Almost surely, 2^{103220344422142} is an apocalyptic number.

103220344422142 is a deficient number, since it is larger than the sum of its proper divisors (51610172211074).

103220344422142 is an equidigital number, since it uses as much as digits as its factorization.

103220344422142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51610172211073.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 103220344422142 its reverse (241224443022301), we get a palindrome (344444787444443).

The spelling of 103220344422142 in words is "one hundred three trillion, two hundred twenty billion, three hundred forty-four million, four hundred twenty-two thousand, one hundred forty-two".