1011223130 has 16 divisors (see below), whose sum is σ = 1916002080. Its totient is φ = 383200272.

The previous prime is 1011223097. The next prime is 1011223133. The reversal of 1011223130 is 313221101.

It is not an unprimeable number, because it can be changed into a prime (1011223133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2660924 + ... + 2661303.

It is an arithmetic number, because the mean of its divisors is an integer number (119750130).

Almost surely, 2^1011223130 is an apocalyptic number.

1011223130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011223130 is a deficient number, since it is larger than the sum of its proper divisors (904778950).

1011223130 is a wasteful number, since it uses less digits than its factorization.

1011223130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322253.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1011223130 is about 31799.7347473214. The cubic root of 1011223130 is about 1003.7271345429.

Adding to 1011223130 its reverse (313221101), we get a palindrome (1324444231).

The spelling of 1011223130 in words is "one billion, eleven million, two hundred twenty-three thousand, one hundred thirty".