20004301011222 has 96 divisors (see below), whose sum is σ = 48116952688896. Its totient is φ = 5955785755200.

The previous prime is 20004301011197. The next prime is 20004301011271. The reversal of 20004301011222 is 22211010340002.

It is a happy number.

20004301011222 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 430 + 1 + 0 + 11 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 20004301011195 and 20004301011204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 388018 + ... + 6337125.

It is an arithmetic number, because the mean of its divisors is an integer number (501218257176).

Almost surely, 2^{20004301011222} is an apocalyptic number.

20004301011222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20004301011222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24058476344448).

20004301011222 is an abundant number, since it is smaller than the sum of its proper divisors (28112651677674).

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

20004301011222 is a wasteful number, since it uses less digits than its factorization.

20004301011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6725426 (or 6725423 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20004301011222 its reverse (22211010340002), we get a palindrome (42215311351224).

The spelling of 20004301011222 in words is "twenty trillion, four billion, three hundred one million, eleven thousand, two hundred twenty-two".