100125403403 has 2 divisors, whose sum is σ = 100125403404. Its totient is φ = 100125403402.

The previous prime is 100125403397. The next prime is 100125403429. The reversal of 100125403403 is 304304521001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100125403403 - 2¹⁶ = 100125337867 is a prime.

It is a super-2 number, since 2×100125403403² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (100125403303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50062701701 + 50062701702.

It is an arithmetic number, because the mean of its divisors is an integer number (50062701702).

Almost surely, 2^100125403403 is an apocalyptic number.

100125403403 is a deficient number, since it is larger than the sum of its proper divisors (1).

100125403403 is an equidigital number, since it uses as much as digits as its factorization.

100125403403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 100125403403 its reverse (304304521001), we get a palindrome (404429924404).

The spelling of 100125403403 in words is "one hundred billion, one hundred twenty-five million, four hundred three thousand, four hundred three".