1001404222 has 64 divisors (see below), whose sum is σ = 1991614464. Its totient is φ = 366664320.

The previous prime is 1001404219. The next prime is 1001404267. The reversal of 1001404222 is 2224041001.

It is a junction number, because it is equal to n+sod(n) for n = 1001404196 and 1001404205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125908 + ... + 133624.

It is an arithmetic number, because the mean of its divisors is an integer number (31118976).

Almost surely, 2^1001404222 is an apocalyptic number.

1001404222 is a deficient number, since it is larger than the sum of its proper divisors (990210242).

1001404222 is a wasteful number, since it uses less digits than its factorization.

1001404222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7793.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1001404222 is about 31644.9715120744. The cubic root of 1001404222 is about 1000.4678550775.

Adding to 1001404222 its reverse (2224041001), we get a palindrome (3225445223).

The spelling of 1001404222 in words is "one billion, one million, four hundred four thousand, two hundred twenty-two".