220229678587 has 2 divisors, whose sum is σ = 220229678588. Its totient is φ = 220229678586.

The previous prime is 220229678573. The next prime is 220229678593. The reversal of 220229678587 is 785876922022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220229678587 - 2³⁵ = 185869940219 is a prime.

It is a super-2 number, since 2×220229678587² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220229678597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110114839293 + 110114839294.

It is an arithmetic number, because the mean of its divisors is an integer number (110114839294).

Almost surely, 2^220229678587 is an apocalyptic number.

220229678587 is a deficient number, since it is larger than the sum of its proper divisors (1).

220229678587 is an equidigital number, since it uses as much as digits as its factorization.

220229678587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 220229678587 in words is "two hundred twenty billion, two hundred twenty-nine million, six hundred seventy-eight thousand, five hundred eighty-seven".