22311123002 has 16 divisors (see below), whose sum is σ = 38253902400. Its totient is φ = 9560344128.

The previous prime is 22311122947. The next prime is 22311123031. The reversal of 22311123002 is 20032111322.

It is a super-3 number, since 3×22311123002³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39752 + ... + 214947.

It is an arithmetic number, because the mean of its divisors is an integer number (2390868900).

Almost surely, 2^22311123002 is an apocalyptic number.

22311123002 is a deficient number, since it is larger than the sum of its proper divisors (15942779398).

22311123002 is a wasteful number, since it uses less digits than its factorization.

22311123002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260965.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22311123002 its reverse (20032111322), we get a palindrome (42343234324).

The spelling of 22311123002 in words is "twenty-two billion, three hundred eleven million, one hundred twenty-three thousand, two".