220019858953 has 2 divisors, whose sum is σ = 220019858954. Its totient is φ = 220019858952.

The previous prime is 220019858951. The next prime is 220019858969. The reversal of 220019858953 is 359858910022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 172414291984 + 47605566969 = 415228^2 + 218187^2 .

It is a cyclic number.

It is not a de Polignac number, because 220019858953 - 2¹ = 220019858951 is a prime.

Together with 220019858951, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220019858953.

It is not a weakly prime, because it can be changed into another prime (220019858951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110009929476 + 110009929477.

It is an arithmetic number, because the mean of its divisors is an integer number (110009929477).

Almost surely, 2^220019858953 is an apocalyptic number.

It is an amenable number.

220019858953 is a deficient number, since it is larger than the sum of its proper divisors (1).

220019858953 is an equidigital number, since it uses as much as digits as its factorization.

220019858953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 52.

The spelling of 220019858953 in words is "two hundred twenty billion, nineteen million, eight hundred fifty-eight thousand, nine hundred fifty-three".