103121303231310 has 128 divisors (see below), whose sum is σ = 304755950306304. Its totient is φ = 21746641397760.

The previous prime is 103121303231273. The next prime is 103121303231351. The reversal of 103121303231310 is 13132303121301.

It is a super-2 number, since 2×103121303231310² (a number of 29 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 in 63 ways as a sum of consecutive naturals, for example, 3901659 + ... + 14881718.

It is an arithmetic number, because the mean of its divisors is an integer number (2380905861768).

Almost surely, 2^{103121303231310} is an apocalyptic number.

103121303231310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103121303231310 is an abundant number, since it is smaller than the sum of its proper divisors (201634647074994).

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

103121303231310 is a wasteful number, since it uses less digits than its factorization.

103121303231310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18785418.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 103121303231310 its reverse (13132303121301), we get a palindrome (116253606352611).

The spelling of 103121303231310 in words is "one hundred three trillion, one hundred twenty-one billion, three hundred three million, two hundred thirty-one thousand, three hundred ten".