1012012212223 has 4 divisors (see below), whose sum is σ = 1044657767488. Its totient is φ = 979366656960.

The previous prime is 1012012212221. The next prime is 1012012212307. The reversal of 1012012212223 is 3222122102101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012012212223 - 2¹ = 1012012212221 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 1012012212223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012012212221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16322777586 + ... + 16322777647.

It is an arithmetic number, because the mean of its divisors is an integer number (261164441872).

Almost surely, 2^{1012012212223} is an apocalyptic number.

1012012212223 is a deficient number, since it is larger than the sum of its proper divisors (32645555265).

1012012212223 is an equidigital number, since it uses as much as digits as its factorization.

1012012212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32645555264.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1012012212223 its reverse (3222122102101), we get a palindrome (4234134314324).

The spelling of 1012012212223 in words is "one trillion, twelve billion, twelve million, two hundred twelve thousand, two hundred twenty-three".