122220222211002 has 32 divisors (see below), whose sum is σ = 251055133546752. Its totient is φ = 39637697730624.

The previous prime is 122220222210979. The next prime is 122220222211069. The reversal of 122220222211002 is 200112222022221.

It is a self number, because there is not a number n which added to its sum of digits gives 122220222211002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2149533 + ... + 15781664.

It is an arithmetic number, because the mean of its divisors is an integer number (7845472923336).

Almost surely, 2^{122220222211002} is an apocalyptic number.

122220222211002 is an abundant number, since it is smaller than the sum of its proper divisors (128834911335750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122220222211002 is a wasteful number, since it uses less digits than its factorization.

122220222211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17961942.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 122220222211002 its reverse (200112222022221), we get a palindrome (322332444233223).

It can be divided in two parts, 122220 and 222211002, that added together give a palindrome (222333222).

The spelling of 122220222211002 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred twenty-two million, two hundred eleven thousand, two".