22312113001 has 2 divisors, whose sum is σ = 22312113002. Its totient is φ = 22312113000.

The previous prime is 22312112993. The next prime is 22312113017. The reversal of 22312113001 is 10031121322.

It is an a-pointer prime, because the next prime (22312113017) can be obtained adding 22312113001 to its sum of digits (16).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20214014976 + 2098098025 = 142176^2 + 45805^2 .

It is a cyclic number.

It is not a de Polignac number, because 22312113001 - 2³ = 22312112993 is a prime.

It is a super-3 number, since 3×22312113001³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22312114001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11156056500 + 11156056501.

It is an arithmetic number, because the mean of its divisors is an integer number (11156056501).

Almost surely, 2^22312113001 is an apocalyptic number.

It is an amenable number.

22312113001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22312113001 is an equidigital number, since it uses as much as digits as its factorization.

22312113001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22312113001 its reverse (10031121322), we get a palindrome (32343234323).

The spelling of 22312113001 in words is "twenty-two billion, three hundred twelve million, one hundred thirteen thousand, one".