101432040123 has 24 divisors (see below), whose sum is σ = 141414009408. Its totient is φ = 64665055312.

The previous prime is 101432040121. The next prime is 101432040133. The reversal of 101432040123 is 321040234101.

It is not a de Polignac number, because 101432040123 - 2¹ = 101432040121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101432040123.

It is not an unprimeable number, because it can be changed into a prime (101432040121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11591836 + ... + 11600582.

It is an arithmetic number, because the mean of its divisors is an integer number (5892250392).

Almost surely, 2^101432040123 is an apocalyptic number.

101432040123 is a deficient number, since it is larger than the sum of its proper divisors (39981969285).

101432040123 is an equidigital number, since it uses as much as digits as its factorization.

101432040123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16103 (or 16080 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 101432040123 its reverse (321040234101), we get a palindrome (422472274224).

The spelling of 101432040123 in words is "one hundred one billion, four hundred thirty-two million, forty thousand, one hundred twenty-three".