400300440302222 has 4 divisors (see below), whose sum is σ = 600450660453336. Its totient is φ = 200150220151110.

The previous prime is 400300440302197. The next prime is 400300440302333. The reversal of 400300440302222 is 222203044003004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 400300440302191 and 400300440302200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100075110075554 + ... + 100075110075557.

It is an arithmetic number, because the mean of its divisors is an integer number (150112665113334).

Almost surely, 2^{400300440302222} is an apocalyptic number.

400300440302222 is a deficient number, since it is larger than the sum of its proper divisors (200150220151114).

400300440302222 is a wasteful number, since it uses less digits than its factorization.

400300440302222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200150220151113.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 400300440302222 its reverse (222203044003004), we get a palindrome (622503484305226).

The spelling of 400300440302222 in words is "four hundred trillion, three hundred billion, four hundred forty million, three hundred two thousand, two hundred twenty-two".