103212301123 has 4 divisors (see below), whose sum is σ = 103895826448. Its totient is φ = 102528775800.

The previous prime is 103212301111. The next prime is 103212301133. The reversal of 103212301123 is 321103212301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103212301123 - 2¹⁷ = 103212170051 is a prime.

It is a super-2 number, since 2×103212301123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 103212301123.

It is not an unprimeable number, because it can be changed into a prime (103212301133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341762436 + ... + 341762737.

It is an arithmetic number, because the mean of its divisors is an integer number (25973956612).

Almost surely, 2^103212301123 is an apocalyptic number.

103212301123 is a deficient number, since it is larger than the sum of its proper divisors (683525325).

103212301123 is an equidigital number, since it uses as much as digits as its factorization.

103212301123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683525324.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 103212301123 its reverse (321103212301), we get a palindrome (424315513424).

The spelling of 103212301123 in words is "one hundred three billion, two hundred twelve million, three hundred one thousand, one hundred twenty-three".