22312120203002 has 36 divisors (see below), whose sum is σ = 39778346188314. Its totient is φ = 9358883155440.

The previous prime is 22312120202989. The next prime is 22312120203019. The reversal of 22312120203002 is 20030202121322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16028820967201 + 6283299235801 = 4003601^2 + 2506651^2 .

It is a super-3 number, since 3×22312120203002³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51316949 + ... + 51749912.

Almost surely, 2^{22312120203002} is an apocalyptic number.

22312120203002 is a deficient number, since it is larger than the sum of its proper divisors (17466225985312).

22312120203002 is a wasteful number, since it uses less digits than its factorization.

22312120203002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103066971 (or 103066917 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22312120203002 its reverse (20030202121322), we get a palindrome (42342322324324).

The spelling of 22312120203002 in words is "twenty-two trillion, three hundred twelve billion, one hundred twenty million, two hundred three thousand, two".