100311213427 has 2 divisors, whose sum is σ = 100311213428. Its totient is φ = 100311213426.

The previous prime is 100311213407. The next prime is 100311213433. The reversal of 100311213427 is 724312113001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100311213427 - 2³¹ = 98163729779 is a prime.

It is not a weakly prime, because it can be changed into another prime (100311213407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50155606713 + 50155606714.

It is an arithmetic number, because the mean of its divisors is an integer number (50155606714).

Almost surely, 2^100311213427 is an apocalyptic number.

100311213427 is a deficient number, since it is larger than the sum of its proper divisors (1).

100311213427 is an equidigital number, since it uses as much as digits as its factorization.

100311213427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 100311213427 its reverse (724312113001), we get a palindrome (824623326428).

The spelling of 100311213427 in words is "one hundred billion, three hundred eleven million, two hundred thirteen thousand, four hundred twenty-seven".