22315001345 has 64 divisors (see below), whose sum is σ = 35888832000. Its totient is φ = 12919689216.

The previous prime is 22315001341. The next prime is 22315001369. The reversal of 22315001345 is 54310051322.

It is a happy number.

It is not a de Polignac number, because 22315001345 - 2² = 22315001341 is a prime.

It is a super-3 number, since 3×22315001345³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22315001341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 206201 + ... + 295209.

It is an arithmetic number, because the mean of its divisors is an integer number (560763000).

Almost surely, 2^22315001345 is an apocalyptic number.

It is an amenable number.

22315001345 is a deficient number, since it is larger than the sum of its proper divisors (13573830655).

22315001345 is a wasteful number, since it uses less digits than its factorization.

22315001345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89082.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 22315001345 its reverse (54310051322), we get a palindrome (76625052667).

The spelling of 22315001345 in words is "twenty-two billion, three hundred fifteen million, one thousand, three hundred forty-five".