30212864404129 has 9 divisors (see below), whose sum is σ = 33209247994419. Its totient is φ = 27466185401160.

The previous prime is 30212864404127. The next prime is 30212864404159. The reversal of 30212864404129 is 92140446821203.

The square root of 30212864404129 is 5496623.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 28569719854225 + 1643144549904 = 5345065^2 + 1281852^2 .

It is not a de Polignac number, because 30212864404129 - 2¹ = 30212864404127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30212864404127) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 60213007 + ... + 60712699.

Almost surely, 2^{30212864404129} is an apocalyptic number.

30212864404129 is the 5496623-rd square number.

30212864404129 is the 2748312-nd centered octagonal number.

It is an amenable number.

30212864404129 is a deficient number, since it is larger than the sum of its proper divisors (2996383590290).

30212864404129 is an frugal number, since it uses more digits than its factorization.

30212864404129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999408 (or 499704 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 30212864404129 in words is "thirty trillion, two hundred twelve billion, eight hundred sixty-four million, four hundred four thousand, one hundred twenty-nine".