1031340211 has 4 divisors (see below), whose sum is σ = 1125098424. Its totient is φ = 937582000.

The previous prime is 1031340187. The next prime is 1031340221. The reversal of 1031340211 is 1120431301.

1031340211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1031340211 - 2¹⁹ = 1030815923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031340221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46879090 + ... + 46879111.

It is an arithmetic number, because the mean of its divisors is an integer number (281274606).

Almost surely, 2^1031340211 is an apocalyptic number.

1031340211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1031340211 is a deficient number, since it is larger than the sum of its proper divisors (93758213).

1031340211 is an equidigital number, since it uses as much as digits as its factorization.

1031340211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93758212.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1031340211 is about 32114.4859993119. The cubic root of 1031340211 is about 1010.3394640383.

Adding to 1031340211 its reverse (1120431301), we get a palindrome (2151771512).

The spelling of 1031340211 in words is "one billion, thirty-one million, three hundred forty thousand, two hundred eleven".