30502303135142 has 16 divisors (see below), whose sum is σ = 45760028349264. Its totient is φ = 15248960532000.

The previous prime is 30502303135133. The next prime is 30502303135151. The reversal of 30502303135142 is 24153130320503.

It is an interprime number because it is at equal distance from previous prime (30502303135133) and next prime (30502303135151).

It is a junction number, because it is equal to n+sod(n) for n = 30502303135099 and 30502303135108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550744292 + ... + 550799672.

It is an arithmetic number, because the mean of its divisors is an integer number (2860001771829).

Almost surely, 2^{30502303135142} is an apocalyptic number.

30502303135142 is a deficient number, since it is larger than the sum of its proper divisors (15257725214122).

30502303135142 is a wasteful number, since it uses less digits than its factorization.

30502303135142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89975.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 30502303135142 its reverse (24153130320503), we get a palindrome (54655433455645).

The spelling of 30502303135142 in words is "thirty trillion, five hundred two billion, three hundred three million, one hundred thirty-five thousand, one hundred forty-two".