22021321323113 has 16 divisors (see below), whose sum is σ = 25176350129280. Its totient is φ = 18868575024000.

The previous prime is 22021321323083. The next prime is 22021321323119. The reversal of 22021321323113 is 31132312312022.

It is a cyclic number.

It is not a de Polignac number, because 22021321323113 - 2¹² = 22021321319017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021321323119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297142763 + ... + 297216863.

It is an arithmetic number, because the mean of its divisors is an integer number (1573521883080).

Almost surely, 2^{22021321323113} is an apocalyptic number.

It is an amenable number.

22021321323113 is a deficient number, since it is larger than the sum of its proper divisors (3155028806167).

22021321323113 is a wasteful number, since it uses less digits than its factorization.

22021321323113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88928.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22021321323113 its reverse (31132312312022), we get a palindrome (53153633635135).

The spelling of 22021321323113 in words is "twenty-two trillion, twenty-one billion, three hundred twenty-one million, three hundred twenty-three thousand, one hundred thirteen".