22122102122 has 8 divisors (see below), whose sum is σ = 33184698816. Its totient is φ = 11060535852.

The previous prime is 22122102053. The next prime is 22122102127. The reversal of 22122102122 is 22120122122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22122102122.

It is not an unprimeable number, because it can be changed into a prime (22122102127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201488 + ... + 291275.

It is an arithmetic number, because the mean of its divisors is an integer number (4148087352).

Almost surely, 2^22122102122 is an apocalyptic number.

22122102122 is a deficient number, since it is larger than the sum of its proper divisors (11062596694).

22122102122 is a wasteful number, since it uses less digits than its factorization.

22122102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515212.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22122102122 its reverse (22120122122), we get a palindrome (44242224244).

The spelling of 22122102122 in words is "twenty-two billion, one hundred twenty-two million, one hundred two thousand, one hundred twenty-two".