10404021020220 has 96 divisors (see below), whose sum is σ = 32380009482240. Its totient is φ = 2773381826880.

The previous prime is 10404021020201. The next prime is 10404021020231. The reversal of 10404021020220 is 2202012040401.

10404021020220 is a `hidden beast` number, since 1 + 0 + 40 + 402 + 1 + 0 + 2 + 0 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10404021020193 and 10404021020202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2089492 + ... + 5017371.

It is an arithmetic number, because the mean of its divisors is an integer number (337291765440).

Almost surely, 2^{10404021020220} is an apocalyptic number.

10404021020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10404021020220 is an abundant number, since it is smaller than the sum of its proper divisors (21975988462020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10404021020220 is a wasteful number, since it uses less digits than its factorization.

10404021020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7109592 (or 7109584 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 10404021020220 its reverse (2202012040401), we get a palindrome (12606033060621).

The spelling of 10404021020220 in words is "ten trillion, four hundred four billion, twenty-one million, twenty thousand, two hundred twenty".