1420201122 has 32 divisors (see below), whose sum is σ = 2868037632. Its totient is φ = 468808704.

The previous prime is 1420201087. The next prime is 1420201127. The reversal of 1420201122 is 2211020241.

It is not an unprimeable number, because it can be changed into a prime (1420201127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514498 + ... + 517250.

It is an arithmetic number, because the mean of its divisors is an integer number (89626176).

Almost surely, 2^1420201122 is an apocalyptic number.

1420201122 is an abundant number, since it is smaller than the sum of its proper divisors (1447836510).

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

1420201122 is a wasteful number, since it uses less digits than its factorization.

1420201122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1420201122 is about 37685.5558802043. Note that the first 3 decimals coincide. The cubic root of 1420201122 is about 1124.0439276703.

Adding to 1420201122 its reverse (2211020241), we get a palindrome (3631221363).

The spelling of 1420201122 in words is "one billion, four hundred twenty million, two hundred one thousand, one hundred twenty-two".