2202221001021 has 8 divisors (see below), whose sum is σ = 2940593784480. Its totient is φ = 1465997775792.

The previous prime is 2202221001011. The next prime is 2202221001041. The reversal of 2202221001021 is 1201001222022.

2202221001021 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 not a de Polignac number, because 2202221001021 - 2³¹ = 2200073517373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202221001011) 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, 537387166 + ... + 537391263.

It is an arithmetic number, because the mean of its divisors is an integer number (367574223060).

Almost surely, 2^{2202221001021} is an apocalyptic number.

It is an amenable number.

2202221001021 is a deficient number, since it is larger than the sum of its proper divisors (738372783459).

2202221001021 is a wasteful number, since it uses less digits than its factorization.

2202221001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074779115.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2202221001021 its reverse (1201001222022), we get a palindrome (3403222223043).

The spelling of 2202221001021 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one thousand, twenty-one".