103121303121010 has 8 divisors (see below), whose sum is σ = 185618345617836. Its totient is φ = 41248521248400.

The previous prime is 103121303121007. The next prime is 103121303121013. The reversal of 103121303121010 is 10121303121301.

It is an interprime number because it is at equal distance from previous prime (103121303121007) and next prime (103121303121013).

It can be written as a sum of positive squares in 2 ways, for example, as 102875722416289 + 245580704721 = 10142767^2 + 495561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (103121303121013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5156065156041 + ... + 5156065156060.

Almost surely, 2^{103121303121010} is an apocalyptic number.

103121303121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103121303121010 is a deficient number, since it is larger than the sum of its proper divisors (82497042496826).

103121303121010 is a wasteful number, since it uses less digits than its factorization.

103121303121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10312130312108.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 103121303121010 its reverse (10121303121301), we get a palindrome (113242606242311).

The spelling of 103121303121010 in words is "one hundred three trillion, one hundred twenty-one billion, three hundred three million, one hundred twenty-one thousand, ten".