22201312120012 has 24 divisors (see below), whose sum is σ = 38894471022960. Its totient is φ = 11088606809280.

The previous prime is 22201312119983. The next prime is 22201312120027. The reversal of 22201312120012 is 21002121310222.

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, 175052062 + ... + 175178842.

It is an arithmetic number, because the mean of its divisors is an integer number (1620602959290).

Almost surely, 2^{22201312120012} is an apocalyptic number.

It is an amenable number.

22201312120012 is a deficient number, since it is larger than the sum of its proper divisors (16693158902948).

22201312120012 is a wasteful number, since it uses less digits than its factorization.

22201312120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173961 (or 173959 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22201312120012 its reverse (21002121310222), we get a palindrome (43203433430234).

The spelling of 22201312120012 in words is "twenty-two trillion, two hundred one billion, three hundred twelve million, one hundred twenty thousand, twelve".