700120221 has 4 divisors (see below), whose sum is σ = 933493632. Its totient is φ = 466746812.

The previous prime is 700120217. The next prime is 700120229. The reversal of 700120221 is 122021007.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 700120221 - 2² = 700120217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 700120221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116686701 + ... + 116686706.

It is an arithmetic number, because the mean of its divisors is an integer number (233373408).

Almost surely, 2^700120221 is an apocalyptic number.

It is an amenable number.

700120221 is a deficient number, since it is larger than the sum of its proper divisors (233373411).

700120221 is a wasteful number, since it uses less digits than its factorization.

700120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233373410.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 700120221 is about 26459.7849764506. The cubic root of 700120221 is about 887.9548296458.

Adding to 700120221 its reverse (122021007), we get a palindrome (822141228).

The spelling of 700120221 in words is "seven hundred million, one hundred twenty thousand, two hundred twenty-one".