220404027021 has 8 divisors (see below), whose sum is σ = 300706269600. Its totient is φ = 143518901232.

The previous prime is 220404026987. The next prime is 220404027023. The reversal of 220404027021 is 120720404022.

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

It is not a de Polignac number, because 220404027021 - 2²⁹ = 219867156109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220404026982 and 220404027000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220404027023) 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, 854279046 + ... + 854279303.

It is an arithmetic number, because the mean of its divisors is an integer number (37588283700).

Almost surely, 2^220404027021 is an apocalyptic number.

It is an amenable number.

220404027021 is a deficient number, since it is larger than the sum of its proper divisors (80302242579).

220404027021 is a wasteful number, since it uses less digits than its factorization.

220404027021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708558395.

The product of its (nonzero) digits is 1792, while the sum is 24.

The spelling of 220404027021 in words is "two hundred twenty billion, four hundred four million, twenty-seven thousand, twenty-one".