700220210561 has 8 divisors (see below), whose sum is σ = 723879479400. Its totient is φ = 676874309760.

The previous prime is 700220210539. The next prime is 700220210597. The reversal of 700220210561 is 165012022007.

It can be written as a sum of positive squares in 4 ways, for example, as 3596280961 + 696623929600 = 59969^2 + 834640^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 700220210561 - 2³⁰ = 699146468737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 700220210561.

It is not an unprimeable number, because it can be changed into a prime (700220210531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78337466 + ... + 78346403.

It is an arithmetic number, because the mean of its divisors is an integer number (90484934925).

Almost surely, 2^700220210561 is an apocalyptic number.

It is an amenable number.

700220210561 is a deficient number, since it is larger than the sum of its proper divisors (23659268839).

700220210561 is a wasteful number, since it uses less digits than its factorization.

700220210561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156684019.

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 700220210561 its reverse (165012022007), we get a palindrome (865232232568).

The spelling of 700220210561 in words is "seven hundred billion, two hundred twenty million, two hundred ten thousand, five hundred sixty-one".