220021012070 has 16 divisors (see below), whose sum is σ = 396275426928. Its totient is φ = 87955603680.

The previous prime is 220021012069. The next prime is 220021012201. The reversal of 220021012070 is 70210120022.

220021012070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6582641 + ... + 6615980.

It is an arithmetic number, because the mean of its divisors is an integer number (24767214183).

Almost surely, 2^220021012070 is an apocalyptic number.

220021012070 is a deficient number, since it is larger than the sum of its proper divisors (176254414858).

220021012070 is a wasteful number, since it uses less digits than its factorization.

220021012070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13200295.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 220021012070 its reverse (70210120022), we get a palindrome (290231132092).

The spelling of 220021012070 in words is "two hundred twenty billion, twenty-one million, twelve thousand, seventy".