22012212003 has 8 divisors (see below), whose sum is σ = 29351840448. Its totient is φ = 14673695784.

The previous prime is 22012211989. The next prime is 22012212041. The reversal of 22012212003 is 30021221022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22012212003 - 2¹⁴ = 22012195619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012212073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230725 + ... + 311862.

It is an arithmetic number, because the mean of its divisors is an integer number (3668980056).

Almost surely, 2^22012212003 is an apocalyptic number.

22012212003 is a deficient number, since it is larger than the sum of its proper divisors (7339628445).

22012212003 is a wasteful number, since it uses less digits than its factorization.

22012212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556113.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22012212003 its reverse (30021221022), we get a palindrome (52033433025).

The spelling of 22012212003 in words is "twenty-two billion, twelve million, two hundred twelve thousand, three".