1011223353 has 8 divisors (see below), whose sum is σ = 1540911808. Its totient is φ = 577841904.

The previous prime is 1011223349. The next prime is 1011223363. The reversal of 1011223353 is 3533221101.

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

It is not a de Polignac number, because 1011223353 - 2² = 1011223349 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 48153493 = 1011223353 / (1 + 0 + 1 + 1 + 2 + 2 + 3 + 3 + 5 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011223363) 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, 24076726 + ... + 24076767.

It is an arithmetic number, because the mean of its divisors is an integer number (192613976).

Almost surely, 2^1011223353 is an apocalyptic number.

It is an amenable number.

1011223353 is a deficient number, since it is larger than the sum of its proper divisors (529688455).

1011223353 is an equidigital number, since it uses as much as digits as its factorization.

1011223353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48153503.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1011223353 is about 31799.7382536398. The cubic root of 1011223353 is about 1003.7272083252.

Adding to 1011223353 its reverse (3533221101), we get a palindrome (4544444454).

The spelling of 1011223353 in words is "one billion, eleven million, two hundred twenty-three thousand, three hundred fifty-three".