101213423 has 2 divisors, whose sum is σ = 101213424. Its totient is φ = 101213422.

The previous prime is 101213417. The next prime is 101213429. The reversal of 101213423 is 324312101.

It is a balanced prime because it is at equal distance from previous prime (101213417) and next prime (101213429).

It is an emirp because it is prime and its reverse (324312101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101213423 - 2⁴ = 101213407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101213429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606711 + 50606712.

It is an arithmetic number, because the mean of its divisors is an integer number (50606712).

Almost surely, 2^101213423 is an apocalyptic number.

101213423 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213423 is an equidigital number, since it uses as much as digits as its factorization.

101213423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 101213423 is about 10060.4882088296. The cubic root of 101213423 is about 466.0287440748.

Adding to 101213423 its reverse (324312101), we get a palindrome (425525524).

The spelling of 101213423 in words is "one hundred one million, two hundred thirteen thousand, four hundred twenty-three".