5311212103 has 2 divisors, whose sum is σ = 5311212104. Its totient is φ = 5311212102.

The previous prime is 5311212091. The next prime is 5311212121. The reversal of 5311212103 is 3012121135.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5311212103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5311212143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2655606051 + 2655606052.

It is an arithmetic number, because the mean of its divisors is an integer number (2655606052).

Almost surely, 2^5311212103 is an apocalyptic number.

5311212103 is a deficient number, since it is larger than the sum of its proper divisors (1).

5311212103 is an equidigital number, since it uses as much as digits as its factorization.

5311212103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 5311212103 is about 72878.0632495129. The cubic root of 5311212103 is about 1744.7419976900.

Adding to 5311212103 its reverse (3012121135), we get a palindrome (8323333238).

The spelling of 5311212103 in words is "five billion, three hundred eleven million, two hundred twelve thousand, one hundred three".