22221221102003 has 32 divisors (see below), whose sum is σ = 30877946288640. Its totient is φ = 15438973109760.

The previous prime is 22221221101991. The next prime is 22221221102011. The reversal of 22221221102003 is 30020112212222.

It is a cyclic number.

It is not a de Polignac number, because 22221221102003 - 2⁶ = 22221221101939 is a prime.

It is a super-2 number, since 2×22221221102003² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22221221102503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446704676 + ... + 446754417.

It is an arithmetic number, because the mean of its divisors is an integer number (964935821520).

Almost surely, 2^{22221221102003} is an apocalyptic number.

22221221102003 is a deficient number, since it is larger than the sum of its proper divisors (8656725186637).

22221221102003 is a wasteful number, since it uses less digits than its factorization.

22221221102003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893459147.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22221221102003 its reverse (30020112212222), we get a palindrome (52241333314225).

The spelling of 22221221102003 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred two thousand, three".