2220021021223 has 8 divisors (see below), whose sum is σ = 2226027583296. Its totient is φ = 2214016800000.

The previous prime is 2220021021221. The next prime is 2220021021227. The reversal of 2220021021223 is 3221201200222.

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 2220021021223 - 2¹ = 2220021021221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2220021021223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220021021221) 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, 1322515 + ... + 2487787.

It is an arithmetic number, because the mean of its divisors is an integer number (278253447912).

Almost surely, 2^{2220021021223} is an apocalyptic number.

2220021021223 is a deficient number, since it is larger than the sum of its proper divisors (6006562073).

2220021021223 is a wasteful number, since it uses less digits than its factorization.

2220021021223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170425.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2220021021223 its reverse (3221201200222), we get a palindrome (5441222221445).

It can be divided in two parts, 222002 and 1021223, that added together give a square (1243225 = 1115²).

The spelling of 2220021021223 in words is "two trillion, two hundred twenty billion, twenty-one million, twenty-one thousand, two hundred twenty-three".