222515413000 has 32 divisors (see below), whose sum is σ = 520686068760. Its totient is φ = 89006164800.

The previous prime is 222515412947. The next prime is 222515413079. The reversal of 222515413000 is 314515222.

It can be written as a sum of positive squares in 4 ways, for example, as 70363928644 + 152151484356 = 265262^2 + 390066^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111256707 + ... + 111258706.

Almost surely, 2^222515413000 is an apocalyptic number.

222515413000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222515413000 is an abundant number, since it is smaller than the sum of its proper divisors (298170655760).

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

222515413000 is a wasteful number, since it uses less digits than its factorization.

222515413000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222515434 (or 222515420 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 222515413000 its reverse (314515222), we get a palindrome (222829928222).

The spelling of 222515413000 in words is "two hundred twenty-two billion, five hundred fifteen million, four hundred thirteen thousand".