103121143042 has 16 divisors (see below), whose sum is σ = 155005150464. Its totient is φ = 51452874000.

The previous prime is 103121142977. The next prime is 103121143043. The reversal of 103121143042 is 240341121301.

It is not an unprimeable number, because it can be changed into a prime (103121143043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1837417 + ... + 1892707.

It is an arithmetic number, because the mean of its divisors is an integer number (9687821904).

Almost surely, 2^103121143042 is an apocalyptic number.

103121143042 is a deficient number, since it is larger than the sum of its proper divisors (51884007422).

103121143042 is an equidigital number, since it uses as much as digits as its factorization.

103121143042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57225.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 103121143042 its reverse (240341121301), we get a palindrome (343462264343).

The spelling of 103121143042 in words is "one hundred three billion, one hundred twenty-one million, one hundred forty-three thousand, forty-two".