2051201235422 has 16 divisors (see below), whose sum is σ = 3111678432720. Its totient is φ = 1014015388608.

The previous prime is 2051201235409. The next prime is 2051201235449. The reversal of 2051201235422 is 2245321021502.

It is a happy number.

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, 9972263 + ... + 10175874.

It is an arithmetic number, because the mean of its divisors is an integer number (194479902045).

Almost surely, 2^{2051201235422} is an apocalyptic number.

2051201235422 is a deficient number, since it is larger than the sum of its proper divisors (1060477197298).

2051201235422 is a wasteful number, since it uses less digits than its factorization.

2051201235422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20148715.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 2051201235422 its reverse (2245321021502), we get a palindrome (4296522256924).

The spelling of 2051201235422 in words is "two trillion, fifty-one billion, two hundred one million, two hundred thirty-five thousand, four hundred twenty-two".