101403431123 has 2 divisors, whose sum is σ = 101403431124. Its totient is φ = 101403431122.

The previous prime is 101403431099. The next prime is 101403431141. The reversal of 101403431123 is 321134304101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101403431123 - 2⁸ = 101403430867 is a prime.

It is a super-2 number, since 2×101403431123² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101403433123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50701715561 + 50701715562.

It is an arithmetic number, because the mean of its divisors is an integer number (50701715562).

Almost surely, 2^101403431123 is an apocalyptic number.

101403431123 is a deficient number, since it is larger than the sum of its proper divisors (1).

101403431123 is an equidigital number, since it uses as much as digits as its factorization.

101403431123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 101403431123 its reverse (321134304101), we get a palindrome (422537735224).

The spelling of 101403431123 in words is "one hundred one billion, four hundred three million, four hundred thirty-one thousand, one hundred twenty-three".