100401140347 has 4 divisors (see below), whose sum is σ = 100401967240. Its totient is φ = 100400313456.

The previous prime is 100401140303. The next prime is 100401140401. The reversal of 100401140347 is 743041104001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100401140347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100401140647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191658 + ... + 487375.

It is an arithmetic number, because the mean of its divisors is an integer number (25100491810).

Almost surely, 2^100401140347 is an apocalyptic number.

100401140347 is a deficient number, since it is larger than the sum of its proper divisors (826893).

100401140347 is an equidigital number, since it uses as much as digits as its factorization.

100401140347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826892.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 100401140347 its reverse (743041104001), we get a palindrome (843442244348).

The spelling of 100401140347 in words is "one hundred billion, four hundred one million, one hundred forty thousand, three hundred forty-seven".