22321102100002 has 4 divisors (see below), whose sum is σ = 33481653150006. Its totient is φ = 11160551050000.

The previous prime is 22321102099993. The next prime is 22321102100009. The reversal of 22321102100002 is 20000120112322.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 11833744480441 + 10487357619561 = 3440021^2 + 3238419^2 .

It is a super-3 number, since 3×22321102100002³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22321102100009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5580275524999 + ... + 5580275525002.

Almost surely, 2^{22321102100002} is an apocalyptic number.

22321102100002 is a deficient number, since it is larger than the sum of its proper divisors (11160551050004).

22321102100002 is a wasteful number, since it uses less digits than its factorization.

22321102100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11160551050003.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22321102100002 its reverse (20000120112322), we get a palindrome (42321222212324).

The spelling of 22321102100002 in words is "twenty-two trillion, three hundred twenty-one billion, one hundred two million, one hundred thousand, two".