100621327 has 2 divisors, whose sum is σ = 100621328. Its totient is φ = 100621326.

The previous prime is 100621309. The next prime is 100621331. The reversal of 100621327 is 723126001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100621327 - 2¹¹ = 100619279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100621298 and 100621307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100621307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50310663 + 50310664.

It is an arithmetic number, because the mean of its divisors is an integer number (50310664).

Almost surely, 2^100621327 is an apocalyptic number.

100621327 is a deficient number, since it is larger than the sum of its proper divisors (1).

100621327 is an equidigital number, since it uses as much as digits as its factorization.

100621327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 100621327 is about 10031.0182434287. The cubic root of 100621327 is about 465.1182140576.

Adding to 100621327 its reverse (723126001), we get a palindrome (823747328).

The spelling of 100621327 in words is "one hundred million, six hundred twenty-one thousand, three hundred twenty-seven".