22202003322312 has 128 divisors (see below), whose sum is σ = 63780350400000. Its totient is φ = 6369526679040.

The previous prime is 22202003322283. The next prime is 22202003322347. The reversal of 22202003322312 is 21322330020222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6042588 + ... + 8995380.

It is an arithmetic number, because the mean of its divisors is an integer number (498283987500).

Almost surely, 2^{22202003322312} is an apocalyptic number.

22202003322312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22202003322312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31890175200000).

22202003322312 is an abundant number, since it is smaller than the sum of its proper divisors (41578347077688).

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

22202003322312 is a wasteful number, since it uses less digits than its factorization.

22202003322312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954331 (or 2954327 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 22202003322312 its reverse (21322330020222), we get a palindrome (43524333342534).

The spelling of 22202003322312 in words is "twenty-two trillion, two hundred two billion, three million, three hundred twenty-two thousand, three hundred twelve".