103020120123 has 8 divisors (see below), whose sum is σ = 138693754368. Its totient is φ = 68013282984.

The previous prime is 103020120083. The next prime is 103020120167. The reversal of 103020120123 is 321021020301.

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

It is not a de Polignac number, because 103020120123 - 2⁶ = 103020120059 is a prime.

It is a super-2 number, since 2×103020120123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103020120823) 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, 166698915 + ... + 166699532.

It is an arithmetic number, because the mean of its divisors is an integer number (17336719296).

Almost surely, 2^103020120123 is an apocalyptic number.

103020120123 is a deficient number, since it is larger than the sum of its proper divisors (35673634245).

103020120123 is a wasteful number, since it uses less digits than its factorization.

103020120123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333398553.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 103020120123 its reverse (321021020301), we get a palindrome (424041140424).

The spelling of 103020120123 in words is "one hundred three billion, twenty million, one hundred twenty thousand, one hundred twenty-three".