1101231013 has 8 divisors (see below), whose sum is σ = 1187464320. Its totient is φ = 1017825120.

The previous prime is 1101230971. The next prime is 1101231017. The reversal of 1101231013 is 3101321011.

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

It is a cyclic number.

It is not a de Polignac number, because 1101231013 - 2¹⁷ = 1101099941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101230984 and 1101231002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101231017) 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, 706045 + ... + 707602.

It is an arithmetic number, because the mean of its divisors is an integer number (148433040).

Almost surely, 2^1101231013 is an apocalyptic number.

It is an amenable number.

1101231013 is a deficient number, since it is larger than the sum of its proper divisors (86233307).

1101231013 is a wasteful number, since it uses less digits than its factorization.

1101231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413707.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1101231013 is about 33184.8009335599. The cubic root of 1101231013 is about 1032.6650477300.

Adding to 1101231013 its reverse (3101321011), we get a palindrome (4202552024).

It can be divided in two parts, 11012 and 31013, that added together give a square (42025 = 205²).

The spelling of 1101231013 in words is "one billion, one hundred one million, two hundred thirty-one thousand, thirteen".