1201402313011 has 2 divisors, whose sum is σ = 1201402313012. Its totient is φ = 1201402313010.

The previous prime is 1201402313009. The next prime is 1201402313039. The reversal of 1201402313011 is 1103132041021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201402313011 - 2¹ = 1201402313009 is a prime.

It is a super-2 number, since 2×1201402313011² (a number of 25 digits) contains 22 as substring.

Together with 1201402313009, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1201402313011.

It is not a weakly prime, because it can be changed into another prime (1201402314011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600701156505 + 600701156506.

It is an arithmetic number, because the mean of its divisors is an integer number (600701156506).

Almost surely, 2^{1201402313011} is an apocalyptic number.

1201402313011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201402313011 is an equidigital number, since it uses as much as digits as its factorization.

1201402313011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1201402313011 its reverse (1103132041021), we get a palindrome (2304534354032).

The spelling of 1201402313011 in words is "one trillion, two hundred one billion, four hundred two million, three hundred thirteen thousand, eleven".