30040121303 has 8 divisors (see below), whose sum is σ = 32242903488. Its totient is φ = 27885752064.

The previous prime is 30040121281. The next prime is 30040121369. The reversal of 30040121303 is 30312104003.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 30040121303 - 2²⁰ = 30039072727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30040120303) 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, 12101951 + ... + 12104432.

It is an arithmetic number, because the mean of its divisors is an integer number (4030362936).

Almost surely, 2^30040121303 is an apocalyptic number.

30040121303 is a deficient number, since it is larger than the sum of its proper divisors (2202782185).

30040121303 is a wasteful number, since it uses less digits than its factorization.

30040121303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24206473.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30040121303 its reverse (30312104003), we get a palindrome (60352225306).

The spelling of 30040121303 in words is "thirty billion, forty million, one hundred twenty-one thousand, three hundred three".