21301130101030 has 32 divisors (see below), whose sum is σ = 41413947984864. Its totient is φ = 7841694260736.

The previous prime is 21301130100947. The next prime is 21301130101033. The reversal of 21301130101030 is 3010103110312.

It is a junction number, because it is equal to n+sod(n) for n = 21301130100995 and 21301130101013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21301130101033) 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, 243064272 + ... + 243151891.

It is an arithmetic number, because the mean of its divisors is an integer number (1294185874527).

Almost surely, 2^{21301130101030} is an apocalyptic number.

21301130101030 is a deficient number, since it is larger than the sum of its proper divisors (20112817883834).

21301130101030 is a wasteful number, since it uses less digits than its factorization.

21301130101030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486216520.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 21301130101030 its reverse (3010103110312), we get a palindrome (24311233211342).

The spelling of 21301130101030 in words is "twenty-one trillion, three hundred one billion, one hundred thirty million, one hundred one thousand, thirty".