100401311 has 2 divisors, whose sum is σ = 100401312. Its totient is φ = 100401310.

The previous prime is 100401307. The next prime is 100401359. The reversal of 100401311 is 113104001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100401311 - 2² = 100401307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100401292 and 100401301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100401391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50200655 + 50200656.

It is an arithmetic number, because the mean of its divisors is an integer number (50200656).

Almost surely, 2^100401311 is an apocalyptic number.

100401311 is a deficient number, since it is larger than the sum of its proper divisors (1).

100401311 is an equidigital number, since it uses as much as digits as its factorization.

100401311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 100401311 is about 10020.0454589787. The cubic root of 100401311 is about 464.7789615044.

Adding to 100401311 its reverse (113104001), we get a palindrome (213505312).

The spelling of 100401311 in words is "one hundred million, four hundred one thousand, three hundred eleven".