400143412222 has 8 divisors (see below), whose sum is σ = 601367164272. Its totient is φ = 199687690800.

The previous prime is 400143412189. The next prime is 400143412223. The reversal of 400143412222 is 222214341004.

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

It is a super-2 number, since 2×400143412222² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400143412223) 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, 192006354 + ... + 192008437.

It is an arithmetic number, because the mean of its divisors is an integer number (75170895534).

Almost surely, 2^400143412222 is an apocalyptic number.

400143412222 is a deficient number, since it is larger than the sum of its proper divisors (201223752050).

400143412222 is a wasteful number, since it uses less digits than its factorization.

400143412222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384015314.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 400143412222 its reverse (222214341004), we get a palindrome (622357753226).

The spelling of 400143412222 in words is "four hundred billion, one hundred forty-three million, four hundred twelve thousand, two hundred twenty-two".