21130442224411 has 8 divisors (see below), whose sum is σ = 22755998875680. Its totient is φ = 19504905290112.

The previous prime is 21130442224403. The next prime is 21130442224487. The reversal of 21130442224411 is 11442224403112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21130442224411 - 2³ = 21130442224403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21130443224411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2664895 + ... + 7025848.

It is an arithmetic number, because the mean of its divisors is an integer number (2844499859460).

Almost surely, 2^{21130442224411} is an apocalyptic number.

21130442224411 is a deficient number, since it is larger than the sum of its proper divisors (1625556651269).

21130442224411 is a wasteful number, since it uses less digits than its factorization.

21130442224411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9858485.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 21130442224411 its reverse (11442224403112), we get a palindrome (32572666627523).

The spelling of 21130442224411 in words is "twenty-one trillion, one hundred thirty billion, four hundred forty-two million, two hundred twenty-four thousand, four hundred eleven".