30402042124411 has 4 divisors (see below), whose sum is σ = 32190397543512. Its totient is φ = 28613686705312.

The previous prime is 30402042124409. The next prime is 30402042124459. The reversal of 30402042124411 is 11442124020403.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30402042124411 - 2¹ = 30402042124409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30402042124411.

It is not an unprimeable number, because it can be changed into a prime (30402042124481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894177709525 + ... + 894177709558.

It is an arithmetic number, because the mean of its divisors is an integer number (8047599385878).

Almost surely, 2^{30402042124411} is an apocalyptic number.

30402042124411 is a deficient number, since it is larger than the sum of its proper divisors (1788355419101).

30402042124411 is a wasteful number, since it uses less digits than its factorization.

30402042124411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788355419100.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 30402042124411 its reverse (11442124020403), we get a palindrome (41844166144814).

It can be divided in two parts, 3040204 and 2124411, that added together give a palindrome (5164615).

The spelling of 30402042124411 in words is "thirty trillion, four hundred two billion, forty-two million, one hundred twenty-four thousand, four hundred eleven".