5151231101 has 2 divisors, whose sum is σ = 5151231102. Its totient is φ = 5151231100.

The previous prime is 5151231091. The next prime is 5151231167. The reversal of 5151231101 is 1011321515.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2943171001 + 2208060100 = 54251^2 + 46990^2 .

It is a cyclic number.

It is not a de Polignac number, because 5151231101 - 2¹⁸ = 5150968957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5151231191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2575615550 + 2575615551.

It is an arithmetic number, because the mean of its divisors is an integer number (2575615551).

Almost surely, 2^5151231101 is an apocalyptic number.

It is an amenable number.

5151231101 is a deficient number, since it is larger than the sum of its proper divisors (1).

5151231101 is an equidigital number, since it uses as much as digits as its factorization.

5151231101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 5151231101 is about 71772.0774465948. The cubic root of 5151231101 is about 1727.0450967913.

Adding to 5151231101 its reverse (1011321515), we get a palindrome (6162552616).

The spelling of 5151231101 in words is "five billion, one hundred fifty-one million, two hundred thirty-one thousand, one hundred one".