21003322301222 has 4 divisors (see below), whose sum is σ = 31504983451836. Its totient is φ = 10501661150610.

The previous prime is 21003322301173. The next prime is 21003322301239. The reversal of 21003322301222 is 22210322330012.

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

It is a super-2 number, since 2×21003322301222² (a number of 27 digits) contains 22 as substring.

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, 5250830575304 + ... + 5250830575307.

It is an arithmetic number, because the mean of its divisors is an integer number (7876245862959).

Almost surely, 2^{21003322301222} is an apocalyptic number.

21003322301222 is a deficient number, since it is larger than the sum of its proper divisors (10501661150614).

21003322301222 is a wasteful number, since it uses less digits than its factorization.

21003322301222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10501661150613.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21003322301222 its reverse (22210322330012), we get a palindrome (43213644631234).

The spelling of 21003322301222 in words is "twenty-one trillion, three billion, three hundred twenty-two million, three hundred one thousand, two hundred twenty-two".