1012021222223 has 8 divisors (see below), whose sum is σ = 1129698109056. Its totient is φ = 898623495000.

The previous prime is 1012021222213. The next prime is 1012021222237. The reversal of 1012021222223 is 3222221202101.

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

It is not a de Polignac number, because 1012021222223 - 2¹⁰ = 1012021221199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012021222195 and 1012021222204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012021222213) 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, 1069789403 + ... + 1069790348.

It is an arithmetic number, because the mean of its divisors is an integer number (141212263632).

Almost surely, 2^{1012021222223} is an apocalyptic number.

1012021222223 is a deficient number, since it is larger than the sum of its proper divisors (117676886833).

1012021222223 is a wasteful number, since it uses less digits than its factorization.

1012021222223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139579805.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1012021222223 its reverse (3222221202101), we get a palindrome (4234242424324).

The spelling of 1012021222223 in words is "one trillion, twelve billion, twenty-one million, two hundred twenty-two thousand, two hundred twenty-three".