30131243221127 has 16 divisors (see below), whose sum is σ = 32684658898752. Its totient is φ = 27664724858880.

The previous prime is 30131243221073. The next prime is 30131243221213. The reversal of 30131243221127 is 72112234213103.

It is a cyclic number.

It is not a de Polignac number, because 30131243221127 - 2¹⁰ = 30131243220103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30131243221093 and 30131243221102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30131243221627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6133358 + ... + 9893460.

It is an arithmetic number, because the mean of its divisors is an integer number (2042791181172).

Almost surely, 2^{30131243221127} is an apocalyptic number.

30131243221127 is a deficient number, since it is larger than the sum of its proper divisors (2553415677625).

30131243221127 is a wasteful number, since it uses less digits than its factorization.

30131243221127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3771658.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 30131243221127 in words is "thirty trillion, one hundred thirty-one billion, two hundred forty-three million, two hundred twenty-one thousand, one hundred twenty-seven".