22515015130 has 8 divisors (see below), whose sum is σ = 40527027252. Its totient is φ = 9006006048.

The previous prime is 22515015121. The next prime is 22515015161. The reversal of 22515015130 is 3151051522.

It can be written as a sum of positive squares in 2 ways, for example, as 21936275881 + 578739249 = 148109^2 + 24057^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×22515015130³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22515015095 and 22515015104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1125750747 + ... + 1125750766.

Almost surely, 2^22515015130 is an apocalyptic number.

22515015130 is a deficient number, since it is larger than the sum of its proper divisors (18012012122).

22515015130 is a wasteful number, since it uses less digits than its factorization.

22515015130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251501520.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 22515015130 its reverse (3151051522), we get a palindrome (25666066652).

The spelling of 22515015130 in words is "twenty-two billion, five hundred fifteen million, fifteen thousand, one hundred thirty".