30100300001021 has 16 divisors (see below), whose sum is σ = 32231982827520. Its totient is φ = 28008795640320.

The previous prime is 30100300000999. The next prime is 30100300001029. The reversal of 30100300001021 is 12010000300103.

It is a cyclic number.

It is not a de Polignac number, because 30100300001021 - 2³⁰ = 30099226259197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30100300000993 and 30100300001011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30100300001029) 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, 15564740 + ... + 17391426.

It is an arithmetic number, because the mean of its divisors is an integer number (2014498926720).

Almost surely, 2^{30100300001021} is an apocalyptic number.

It is an amenable number.

30100300001021 is a deficient number, since it is larger than the sum of its proper divisors (2131682826499).

30100300001021 is a wasteful number, since it uses less digits than its factorization.

30100300001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837684.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 30100300001021 its reverse (12010000300103), we get a palindrome (42110300301124).

The spelling of 30100300001021 in words is "thirty trillion, one hundred billion, three hundred million, one thousand, twenty-one".