20004403001222 has 4 divisors (see below), whose sum is σ = 30006604501836. Its totient is φ = 10002201500610.

The previous prime is 20004403001171. The next prime is 20004403001249. The reversal of 20004403001222 is 22210030440002.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20004403001222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20004403001194 and 20004403001203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001100750304 + ... + 5001100750307.

It is an arithmetic number, because the mean of its divisors is an integer number (7501651125459).

Almost surely, 2^{20004403001222} is an apocalyptic number.

20004403001222 is a deficient number, since it is larger than the sum of its proper divisors (10002201500614).

20004403001222 is a wasteful number, since it uses less digits than its factorization.

20004403001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10002201500613.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20004403001222 its reverse (22210030440002), we get a palindrome (42214433441224).

The spelling of 20004403001222 in words is "twenty trillion, four billion, four hundred three million, one thousand, two hundred twenty-two".