22215515001030 has 128 divisors (see below), whose sum is σ = 63943733145600. Its totient is φ = 5455977512832.

The previous prime is 22215515001023. The next prime is 22215515001047. The reversal of 22215515001030 is 3010051551222.

22215515001030 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 5 + 51 + 500 + 103 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22215515000985 and 22215515001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5667774 + ... + 8749553.

It is an arithmetic number, because the mean of its divisors is an integer number (499560415200).

Almost surely, 2^{22215515001030} is an apocalyptic number.

22215515001030 is an abundant number, since it is smaller than the sum of its proper divisors (41728218144570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22215515001030 is a wasteful number, since it uses less digits than its factorization.

22215515001030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14417795 (or 14417789 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 22215515001030 its reverse (3010051551222), we get a palindrome (25225566552252).

The spelling of 22215515001030 in words is "twenty-two trillion, two hundred fifteen billion, five hundred fifteen million, one thousand, thirty".