220015043021 has 8 divisors (see below), whose sum is σ = 220200514464. Its totient is φ = 219829624560.

The previous prime is 220015042999. The next prime is 220015043029. The reversal of 220015043021 is 120340510022.

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 220015043021 - 2³⁴ = 202835173837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220015042984 and 220015043002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220015043029) 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, 14343326 + ... + 14358656.

It is an arithmetic number, because the mean of its divisors is an integer number (27525064308).

Almost surely, 2^220015043021 is an apocalyptic number.

It is an amenable number.

220015043021 is a deficient number, since it is larger than the sum of its proper divisors (185471443).

220015043021 is a wasteful number, since it uses less digits than its factorization.

220015043021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26491.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 220015043021 its reverse (120340510022), we get a palindrome (340355553043).

The spelling of 220015043021 in words is "two hundred twenty billion, fifteen million, forty-three thousand, twenty-one".