101213407 has 2 divisors, whose sum is σ = 101213408. Its totient is φ = 101213406.

The previous prime is 101213401. The next prime is 101213417. The reversal of 101213407 is 704312101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101213407 - 2⁷ = 101213279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101213401) 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, 50606703 + 50606704.

It is an arithmetic number, because the mean of its divisors is an integer number (50606704).

Almost surely, 2^101213407 is an apocalyptic number.

101213407 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213407 is an equidigital number, since it uses as much as digits as its factorization.

101213407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 101213407 is about 10060.4874136396. The cubic root of 101213407 is about 466.0287195179.

Adding to 101213407 its reverse (704312101), we get a palindrome (805525508).

The spelling of 101213407 in words is "one hundred one million, two hundred thirteen thousand, four hundred seven".