1001211310422 has 84 divisors (see below), whose sum is σ = 2391940406196. Its totient is φ = 314105376960.

The previous prime is 1001211310403. The next prime is 1001211310427. The reversal of 1001211310422 is 2240131121001.

1001211310422 is a `hidden beast` number, since 1 + 0 + 0 + 1 + 211 + 31 + 0 + 422 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1001211310395 and 1001211310404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001211310427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 766704 + ... + 1609427.

Almost surely, 2^{1001211310422} is an apocalyptic number.

1001211310422 is an abundant number, since it is smaller than the sum of its proper divisors (1390729095774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001211310422 is an equidigital number, since it uses as much as digits as its factorization.

1001211310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376185 (or 2376153 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1001211310422 its reverse (2240131121001), we get a palindrome (3241342431423).

The spelling of 1001211310422 in words is "one trillion, one billion, two hundred eleven million, three hundred ten thousand, four hundred twenty-two".