1301201011 has 8 divisors (see below), whose sum is σ = 1481209344. Its totient is φ = 1131478920.

The previous prime is 1301200991. The next prime is 1301201017. The reversal of 1301201011 is 1101021031.

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

It is a de Polignac number, because none of the positive numbers 2^k-1301201011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301201017) 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, 2571291 + ... + 2571796.

It is an arithmetic number, because the mean of its divisors is an integer number (185151168).

Almost surely, 2^1301201011 is an apocalyptic number.

1301201011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1301201011 is a deficient number, since it is larger than the sum of its proper divisors (180008333).

1301201011 is a wasteful number, since it uses less digits than its factorization.

1301201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143121.

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

The square root of 1301201011 is about 36072.1639356443. The cubic root of 1301201011 is about 1091.7288757303.

Adding to 1301201011 its reverse (1101021031), we get a palindrome (2402222042).

It can be divided in two parts, 130120 and 1011, that added together give a palindrome (131131).

The spelling of 1301201011 in words is "one billion, three hundred one million, two hundred one thousand, eleven".