100400423441 has 16 divisors (see below), whose sum is σ = 103559586048. Its totient is φ = 97292126400.

The previous prime is 100400423429. The next prime is 100400423477. The reversal of 100400423441 is 144324004001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100400423441 - 2¹⁴ = 100400407057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100400423411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6458420 + ... + 6473946.

It is an arithmetic number, because the mean of its divisors is an integer number (6472474128).

Almost surely, 2^100400423441 is an apocalyptic number.

It is an amenable number.

100400423441 is a deficient number, since it is larger than the sum of its proper divisors (3159162607).

100400423441 is a wasteful number, since it uses less digits than its factorization.

100400423441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17152.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 100400423441 its reverse (144324004001), we get a palindrome (244724427442).

The spelling of 100400423441 in words is "one hundred billion, four hundred million, four hundred twenty-three thousand, four hundred forty-one".