22103102212 has 12 divisors (see below), whose sum is σ = 40362186816. Its totient is φ = 10571048840.

The previous prime is 22103102159. The next prime is 22103102221. The reversal of 22103102212 is 21220130122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120125464 + ... + 120125647.

It is an arithmetic number, because the mean of its divisors is an integer number (3363515568).

Almost surely, 2^22103102212 is an apocalyptic number.

It is an amenable number.

22103102212 is a deficient number, since it is larger than the sum of its proper divisors (18259084604).

22103102212 is a wasteful number, since it uses less digits than its factorization.

22103102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240251138 (or 240251136 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22103102212 its reverse (21220130122), we get a palindrome (43323232334).

The spelling of 22103102212 in words is "twenty-two billion, one hundred three million, one hundred two thousand, two hundred twelve".