21230023022210 has 16 divisors (see below), whose sum is σ = 38215775764800. Its totient is φ = 8491623803376.

The previous prime is 21230023022207. The next prime is 21230023022233. The reversal of 21230023022210 is 1222032003212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47944280 + ... + 48385059.

It is an arithmetic number, because the mean of its divisors is an integer number (2388485985300).

Almost surely, 2^{21230023022210} is an apocalyptic number.

21230023022210 is a deficient number, since it is larger than the sum of its proper divisors (16985752742590).

21230023022210 is a wasteful number, since it uses less digits than its factorization.

21230023022210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96351385.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21230023022210 its reverse (1222032003212), we get a palindrome (22452055025422).

The spelling of 21230023022210 in words is "twenty-one trillion, two hundred thirty billion, twenty-three million, twenty-two thousand, two hundred ten".