1310421011 has 2 divisors, whose sum is σ = 1310421012. Its totient is φ = 1310421010.

The previous prime is 1310420983. The next prime is 1310421107. The reversal of 1310421011 is 1101240131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1310421011 - 2³⁰ = 236679187 is a prime.

It is a super-3 number, since 3×1310421011³ (a number of 28 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1310421611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655210505 + 655210506.

It is an arithmetic number, because the mean of its divisors is an integer number (655210506).

Almost surely, 2^1310421011 is an apocalyptic number.

1310421011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310421011 is an equidigital number, since it uses as much as digits as its factorization.

1310421011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1310421011 is about 36199.7377200443. The cubic root of 1310421011 is about 1094.3013860036.

Adding to 1310421011 its reverse (1101240131), we get a palindrome (2411661142).

The spelling of 1310421011 in words is "one billion, three hundred ten million, four hundred twenty-one thousand, eleven".