2001422050 has 24 divisors (see below), whose sum is σ = 3884501376. Its totient is φ = 765761040.

The previous prime is 2001422041. The next prime is 2001422051. The reversal of 2001422050 is 502241002.

It is not an unprimeable number, because it can be changed into a prime (2001422051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 869034 + ... + 871333.

It is an arithmetic number, because the mean of its divisors is an integer number (161854224).

Almost surely, 2^2001422050 is an apocalyptic number.

2001422050 is a deficient number, since it is larger than the sum of its proper divisors (1883079326).

2001422050 is a wasteful number, since it uses less digits than its factorization.

2001422050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740402 (or 1740397 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2001422050 is about 44737.2557271901. The cubic root of 2001422050 is about 1260.2195909375.

Adding to 2001422050 its reverse (502241002), we get a palindrome (2503663052).

The spelling of 2001422050 in words is "two billion, one million, four hundred twenty-two thousand, fifty".