400100432223 has 8 divisors (see below), whose sum is σ = 533540140336. Its totient is φ = 266697172800.

The previous prime is 400100432213. The next prime is 400100432233. The reversal of 400100432223 is 322234001004.

It is an interprime number because it is at equal distance from previous prime (400100432213) and next prime (400100432233).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400100432223 - 2¹⁸ = 400100170079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400100432223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400100432213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9086548 + ... + 9130473.

It is an arithmetic number, because the mean of its divisors is an integer number (66692517542).

Almost surely, 2^400100432223 is an apocalyptic number.

400100432223 is a deficient number, since it is larger than the sum of its proper divisors (133439708113).

400100432223 is a wasteful number, since it uses less digits than its factorization.

400100432223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18224345.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 400100432223 its reverse (322234001004), we get a palindrome (722334433227).

The spelling of 400100432223 in words is "four hundred billion, one hundred million, four hundred thirty-two thousand, two hundred twenty-three".