22225513533 has 16 divisors (see below), whose sum is σ = 31385882880. Its totient is φ = 13941559296.

The previous prime is 22225513529. The next prime is 22225513537. The reversal of 22225513533 is 33531552222.

It is an interprime number because it is at equal distance from previous prime (22225513529) and next prime (22225513537).

It is not a de Polignac number, because 22225513533 - 2² = 22225513529 is a prime.

It is a super-2 number, since 2×22225513533² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22225513494 and 22225513503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22225513537) 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, 131613 + ... + 248541.

It is an arithmetic number, because the mean of its divisors is an integer number (1961617680).

Almost surely, 2^22225513533 is an apocalyptic number.

It is an amenable number.

22225513533 is a deficient number, since it is larger than the sum of its proper divisors (9160369347).

22225513533 is a wasteful number, since it uses less digits than its factorization.

22225513533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120676.

The product of its digits is 54000, while the sum is 33.

The spelling of 22225513533 in words is "twenty-two billion, two hundred twenty-five million, five hundred thirteen thousand, five hundred thirty-three".