101320151 has 2 divisors, whose sum is σ = 101320152. Its totient is φ = 101320150.

The previous prime is 101320139. The next prime is 101320237. The reversal of 101320151 is 151023101.

It is a weak prime.

It is an emirp because it is prime and its reverse (151023101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101320151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101320111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50660075 + 50660076.

It is an arithmetic number, because the mean of its divisors is an integer number (50660076).

Almost surely, 2^101320151 is an apocalyptic number.

101320151 is a deficient number, since it is larger than the sum of its proper divisors (1).

101320151 is an equidigital number, since it uses as much as digits as its factorization.

101320151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 101320151 is about 10065.7911263845. The cubic root of 101320151 is about 466.1924932489.

Adding to 101320151 its reverse (151023101), we get a palindrome (252343252).

The spelling of 101320151 in words is "one hundred one million, three hundred twenty thousand, one hundred fifty-one".