101012040423 has 48 divisors (see below), whose sum is σ = 170895658752. Its totient is φ = 56287440000.

The previous prime is 101012040421. The next prime is 101012040443. The reversal of 101012040423 is 324040210101.

It is not a de Polignac number, because 101012040423 - 2¹ = 101012040421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101012040396 and 101012040405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101012040421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6529848 + ... + 6545298.

It is an arithmetic number, because the mean of its divisors is an integer number (3560326224).

Almost surely, 2^101012040423 is an apocalyptic number.

101012040423 is a deficient number, since it is larger than the sum of its proper divisors (69883618329).

101012040423 is a wasteful number, since it uses less digits than its factorization.

101012040423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18036 (or 18033 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 101012040423 its reverse (324040210101), we get a palindrome (425052250524).

The spelling of 101012040423 in words is "one hundred one billion, twelve million, forty thousand, four hundred twenty-three".