22220122201002 has 96 divisors (see below), whose sum is σ = 54448453678080. Its totient is φ = 6711857380800.

The previous prime is 22220122201001. The next prime is 22220122201003. The reversal of 22220122201002 is 20010222102222.

It is an interprime number because it is at equal distance from previous prime (22220122201001) and next prime (22220122201003).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22220122201001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3387274 + ... + 7477557.

It is an arithmetic number, because the mean of its divisors is an integer number (567171392480).

Almost surely, 2^{22220122201002} is an apocalyptic number.

22220122201002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22220122201002 is an abundant number, since it is smaller than the sum of its proper divisors (32228331477078).

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

22220122201002 is a wasteful number, since it uses less digits than its factorization.

22220122201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10865177 (or 10865160 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22220122201002 its reverse (20010222102222), we get a palindrome (42230344303224).

The spelling of 22220122201002 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty-two million, two hundred one thousand, two".