22112012201012 has 24 divisors (see below), whose sum is σ = 39603128470752. Its totient is φ = 10796926140000.

The previous prime is 22112012200963. The next prime is 22112012201029. The reversal of 22112012201012 is 21010221021122.

It is a congruent 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, 10738814 + ... + 12631157.

It is an arithmetic number, because the mean of its divisors is an integer number (1650130352948).

Almost surely, 2^{22112012201012} is an apocalyptic number.

It is an amenable number.

22112012201012 is a deficient number, since it is larger than the sum of its proper divisors (17491116269740).

22112012201012 is a wasteful number, since it uses less digits than its factorization.

22112012201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23375519 (or 23375517 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22112012201012 its reverse (21010221021122), we get a palindrome (43122233222134).

The spelling of 22112012201012 in words is "twenty-two trillion, one hundred twelve billion, twelve million, two hundred one thousand, twelve".