1101013442 has 4 divisors (see below), whose sum is σ = 1651520166. Its totient is φ = 550506720.

The previous prime is 1101013439. The next prime is 1101013447. The reversal of 1101013442 is 2443101011.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 701773081 + 399240361 = 26491^2 + 19981^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1101013442.

It is not an unprimeable number, because it can be changed into a prime (1101013447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275253359 + ... + 275253362.

Almost surely, 2^1101013442 is an apocalyptic number.

1101013442 is a deficient number, since it is larger than the sum of its proper divisors (550506724).

1101013442 is an equidigital number, since it uses as much as digits as its factorization.

1101013442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550506723.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1101013442 is about 33181.5225991816. The cubic root of 1101013442 is about 1032.5970351263.

Adding to 1101013442 its reverse (2443101011), we get a palindrome (3544114453).

The spelling of 1101013442 in words is "one billion, one hundred one million, thirteen thousand, four hundred forty-two".