210130230001021 has 16 divisors (see below), whose sum is σ = 235704465013248. Its totient is φ = 185646681432000.

The previous prime is 210130230001019. The next prime is 210130230001049. The reversal of 210130230001021 is 120100032031012.

It is a cyclic number.

It is not a de Polignac number, because 210130230001021 - 2¹ = 210130230001019 is a prime.

It is a super-2 number, since 2×210130230001021² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210130230000986 and 210130230001004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210130230001091) 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, 302285005 + ... + 302979346.

It is an arithmetic number, because the mean of its divisors is an integer number (14731529063328).

Almost surely, 2^{210130230001021} is an apocalyptic number.

It is an amenable number.

210130230001021 is a deficient number, since it is larger than the sum of its proper divisors (25574235012227).

210130230001021 is a wasteful number, since it uses less digits than its factorization.

210130230001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605265252.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 210130230001021 its reverse (120100032031012), we get a palindrome (330230262032033).

The spelling of 210130230001021 in words is "two hundred ten trillion, one hundred thirty billion, two hundred thirty million, one thousand, twenty-one".