22111122002212 has 24 divisors (see below), whose sum is σ = 38704198026816. Its totient is φ = 11052780028128.

The previous prime is 22111122002197. The next prime is 22111122002227. The reversal of 22111122002212 is 21220022111122.

It is an interprime number because it is at equal distance from previous prime (22111122002197) and next prime (22111122002227).

It is a self number, because there is not a number n which added to its sum of digits gives 22111122002212.

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, 386509203 + ... + 386566405.

It is an arithmetic number, because the mean of its divisors is an integer number (1612674917784).

Almost surely, 2^{22111122002212} is an apocalyptic number.

It is an amenable number.

22111122002212 is a deficient number, since it is larger than the sum of its proper divisors (16593076024604).

22111122002212 is a wasteful number, since it uses less digits than its factorization.

22111122002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79827 (or 79825 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22111122002212 its reverse (21220022111122), we get a palindrome (43331144113334).

The spelling of 22111122002212 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty-two million, two thousand, two hundred twelve".