20700622210 has 8 divisors (see below), whose sum is σ = 37261119996. Its totient is φ = 8280248880.

The previous prime is 20700622199. The next prime is 20700622223. The reversal of 20700622210 is 1222600702.

It can be written as a sum of positive squares in 2 ways, for example, as 20675851681 + 24770529 = 143791^2 + 4977^2 .

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

It is a super-2 number, since 2×20700622210² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035031101 + ... + 1035031120.

Almost surely, 2^20700622210 is an apocalyptic number.

20700622210 is a deficient number, since it is larger than the sum of its proper divisors (16560497786).

20700622210 is a wasteful number, since it uses less digits than its factorization.

20700622210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2070062228.

The product of its (nonzero) digits is 672, while the sum is 22.

The spelling of 20700622210 in words is "twenty billion, seven hundred million, six hundred twenty-two thousand, two hundred ten".