40304103212123 has 8 divisors (see below), whose sum is σ = 41729505289680. Its totient is φ = 38881074828960.

The previous prime is 40304103212101. The next prime is 40304103212171. The reversal of 40304103212123 is 32121230140304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40304103212123 - 2²⁰ = 40304102163547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40304103212092 and 40304103212101.

It is not an unprimeable number, because it can be changed into a prime (40304103212183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593389040 + ... + 593456957.

It is an arithmetic number, because the mean of its divisors is an integer number (5216188161210).

Almost surely, 2^{40304103212123} is an apocalyptic number.

40304103212123 is a deficient number, since it is larger than the sum of its proper divisors (1425402077557).

40304103212123 is a wasteful number, since it uses less digits than its factorization.

40304103212123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186847197.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 40304103212123 its reverse (32121230140304), we get a palindrome (72425333352427).

The spelling of 40304103212123 in words is "forty trillion, three hundred four billion, one hundred three million, two hundred twelve thousand, one hundred twenty-three".