21024311433130 has 64 divisors (see below), whose sum is σ = 38361939033600. Its totient is φ = 8294796956160.

The previous prime is 21024311433109. The next prime is 21024311433157. The reversal of 21024311433130 is 3133411342012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5456606284 + ... + 5456610136.

It is an arithmetic number, because the mean of its divisors is an integer number (599405297400).

Almost surely, 2^{21024311433130} is an apocalyptic number.

21024311433130 is a deficient number, since it is larger than the sum of its proper divisors (17337627600470).

21024311433130 is a wasteful number, since it uses less digits than its factorization.

21024311433130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9199.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 21024311433130 its reverse (3133411342012), we get a palindrome (24157722775142).

The spelling of 21024311433130 in words is "twenty-one trillion, twenty-four billion, three hundred eleven million, four hundred thirty-three thousand, one hundred thirty".