22123210130212 has 24 divisors (see below), whose sum is σ = 39196589796000. Its totient is φ = 10924283242176.

The previous prime is 22123210130207. The next prime is 22123210130227. The reversal of 22123210130212 is 21203101232122.

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, 11448537 + ... + 13240672.

It is an arithmetic number, because the mean of its divisors is an integer number (1633191241500).

Almost surely, 2^{22123210130212} is an apocalyptic number.

It is an amenable number.

22123210130212 is a deficient number, since it is larger than the sum of its proper divisors (17073379665788).

22123210130212 is a wasteful number, since it uses less digits than its factorization.

22123210130212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24691995 (or 24691993 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 22123210130212 its reverse (21203101232122), we get a palindrome (43326311362334).

The spelling of 22123210130212 in words is "twenty-two trillion, one hundred twenty-three billion, two hundred ten million, one hundred thirty thousand, two hundred twelve".