2202203020021 has 8 divisors (see below), whose sum is σ = 2255942654784. Its totient is φ = 2148464688480.

The previous prime is 2202203020009. The next prime is 2202203020027. The reversal of 2202203020021 is 1200203022022.

2202203020021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2202203020021 - 2¹⁹ = 2202202495733 is a prime.

It is a super-2 number, since 2×2202203020021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202203019977 and 2202203020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202203020027) 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, 3692370 + ... + 4247116.

It is an arithmetic number, because the mean of its divisors is an integer number (281992831848).

Almost surely, 2^{2202203020021} is an apocalyptic number.

It is an amenable number.

2202203020021 is a deficient number, since it is larger than the sum of its proper divisors (53739634763).

2202203020021 is an equidigital number, since it uses as much as digits as its factorization.

2202203020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651611.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2202203020021 its reverse (1200203022022), we get a palindrome (3402406042043).

The spelling of 2202203020021 in words is "two trillion, two hundred two billion, two hundred three million, twenty thousand, twenty-one".