400111001200222 has 16 divisors (see below), whose sum is σ = 646336911819312. Its totient is φ = 184665542785920.

The previous prime is 400111001200219. The next prime is 400111001200249. The reversal of 400111001200222 is 222002100111004.

It is a junction number, because it is equal to n+sod(n) for n = 400111001200196 and 400111001200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40145803 + ... + 49111174.

It is an arithmetic number, because the mean of its divisors is an integer number (40396056988707).

Almost surely, 2^{400111001200222} is an apocalyptic number.

400111001200222 is a deficient number, since it is larger than the sum of its proper divisors (246225910619090).

400111001200222 is a wasteful number, since it uses less digits than its factorization.

400111001200222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89429403.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 400111001200222 its reverse (222002100111004), we get a palindrome (622113101311226).

The spelling of 400111001200222 in words is "four hundred trillion, one hundred eleven billion, one million, two hundred thousand, two hundred twenty-two".