30502041531042 has 128 divisors (see below), whose sum is σ = 64499462055936. Its totient is φ = 9603360000000.

The previous prime is 30502041531041. The next prime is 30502041531109. The reversal of 30502041531042 is 24013514020503.

It is a super-2 number, since 2×30502041531042² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30502041531041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1355574792 + ... + 1355597292.

It is an arithmetic number, because the mean of its divisors is an integer number (503902047312).

Almost surely, 2^{30502041531042} is an apocalyptic number.

30502041531042 is an abundant number, since it is smaller than the sum of its proper divisors (33997420524894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30502041531042 is a wasteful number, since it uses less digits than its factorization.

30502041531042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23516.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 30502041531042 its reverse (24013514020503), we get a palindrome (54515555551545).

The spelling of 30502041531042 in words is "thirty trillion, five hundred two billion, forty-one million, five hundred thirty-one thousand, forty-two".