40303123102 has 24 divisors (see below), whose sum is σ = 66973471488. Its totient is φ = 18175338720.

The previous prime is 40303123097. The next prime is 40303123129. The reversal of 40303123102 is 20132130304.

It is a super-2 number, since 2×40303123102² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40303123102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 624943 + ... + 686410.

It is an arithmetic number, because the mean of its divisors is an integer number (2790561312).

Almost surely, 2^40303123102 is an apocalyptic number.

40303123102 is a deficient number, since it is larger than the sum of its proper divisors (26670348386).

40303123102 is a wasteful number, since it uses less digits than its factorization.

40303123102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311504 (or 1311493 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 40303123102 its reverse (20132130304), we get a palindrome (60435253406).

The spelling of 40303123102 in words is "forty billion, three hundred three million, one hundred twenty-three thousand, one hundred two".