1011342223 has 16 divisors (see below), whose sum is σ = 1118810880. Its totient is φ = 909310336.

The previous prime is 1011342209. The next prime is 1011342253. The reversal of 1011342223 is 3222431101.

It is a happy number.

It is not a de Polignac number, because 1011342223 - 2²⁵ = 977787791 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 1011342223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011342253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510048 + ... + 512026.

It is an arithmetic number, because the mean of its divisors is an integer number (69925680).

Almost surely, 2^1011342223 is an apocalyptic number.

1011342223 is a deficient number, since it is larger than the sum of its proper divisors (107468657).

1011342223 is a wasteful number, since it uses less digits than its factorization.

1011342223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1011342223 is about 31801.6072392576. The cubic root of 1011342223 is about 1003.7665363919.

Adding to 1011342223 its reverse (3222431101), we get a palindrome (4233773324).

The spelling of 1011342223 in words is "one billion, eleven million, three hundred forty-two thousand, two hundred twenty-three".