400001222100003 has 8 divisors (see below), whose sum is σ = 533335057102416. Its totient is φ = 266667434248800.

The previous prime is 400001222099993. The next prime is 400001222100041. The reversal of 400001222100003 is 300001222100004.

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

It is not a de Polignac number, because 400001222100003 - 2⁸ = 400001222099747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400001222100083) 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, 21173313 + ... + 35331453.

It is an arithmetic number, because the mean of its divisors is an integer number (66666882137802).

Almost surely, 2^{400001222100003} is an apocalyptic number.

400001222100003 is a deficient number, since it is larger than the sum of its proper divisors (133333835002413).

400001222100003 is a wasteful number, since it uses less digits than its factorization.

400001222100003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23575605.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 400001222100003 its reverse (300001222100004), we get a palindrome (700002444200007).

Subtracting from 400001222100003 its reverse (300001222100004), we obtain a palindrome (99999999999999).

The spelling of 400001222100003 in words is "four hundred trillion, one billion, two hundred twenty-two million, one hundred thousand, three".