103102020123 has 8 divisors (see below), whose sum is σ = 137471502336. Its totient is φ = 68733609000.

The previous prime is 103102020061. The next prime is 103102020139. The reversal of 103102020123 is 321020201301.

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

It is not a de Polignac number, because 103102020123 - 2²² = 103097825819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103102020173) 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, 6843 + ... + 454148.

It is an arithmetic number, because the mean of its divisors is an integer number (17183937792).

Almost surely, 2^103102020123 is an apocalyptic number.

103102020123 is a deficient number, since it is larger than the sum of its proper divisors (34369482213).

103102020123 is an equidigital number, since it uses as much as digits as its factorization.

103102020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535545.

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

Adding to 103102020123 its reverse (321020201301), we get a palindrome (424122221424).

The spelling of 103102020123 in words is "one hundred three billion, one hundred two million, twenty thousand, one hundred twenty-three".