21113021004410 has 32 divisors (see below), whose sum is σ = 38110451208192. Its totient is φ = 8421459769600.

The previous prime is 21113021004389. The next prime is 21113021004469. The reversal of 21113021004410 is 1440012031112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3252935 + ... + 7266885.

It is an arithmetic number, because the mean of its divisors is an integer number (1190951600256).

Almost surely, 2^{21113021004410} is an apocalyptic number.

21113021004410 is a deficient number, since it is larger than the sum of its proper divisors (16997430203782).

21113021004410 is a wasteful number, since it uses less digits than its factorization.

21113021004410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4015438.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 21113021004410 its reverse (1440012031112), we get a palindrome (22553033035522).

The spelling of 21113021004410 in words is "twenty-one trillion, one hundred thirteen billion, twenty-one million, four thousand, four hundred ten".