1201310011 has 8 divisors (see below), whose sum is σ = 1310932800. Its totient is φ = 1091756040.

The previous prime is 1201310003. The next prime is 1201310023. The reversal of 1201310011 is 1100131021.

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 1201310011 - 2³ = 1201310003 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 1201310011.

It is not an unprimeable number, because it can be changed into a prime (1201310051) 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, 23500 + ... + 54358.

It is an arithmetic number, because the mean of its divisors is an integer number (163866600).

Almost surely, 2^1201310011 is an apocalyptic number.

1201310011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201310011 is a deficient number, since it is larger than the sum of its proper divisors (109622789).

1201310011 is a wasteful number, since it uses less digits than its factorization.

1201310011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34409.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1201310011 is about 34659.9193738243. The cubic root of 1201310011 is about 1063.0451214465.

Adding to 1201310011 its reverse (1100131021), we get a palindrome (2301441032).

It can be divided in two parts, 120 and 1310011, that added together give a palindrome (1310131).

The spelling of 1201310011 in words is "one billion, two hundred one million, three hundred ten thousand, eleven".