1200122322022 has 32 divisors (see below), whose sum is σ = 2041226701920. Its totient is φ = 524612816640.

The previous prime is 1200122321941. The next prime is 1200122322059. The reversal of 1200122322022 is 2202232210021.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588122 + ... + 2218642.

It is an arithmetic number, because the mean of its divisors is an integer number (63788334435).

Almost surely, 2^{1200122322022} is an apocalyptic number.

1200122322022 is a deficient number, since it is larger than the sum of its proper divisors (841104379898).

1200122322022 is a wasteful number, since it uses less digits than its factorization.

1200122322022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634408.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1200122322022 its reverse (2202232210021), we get a palindrome (3402354532043).

The spelling of 1200122322022 in words is "one trillion, two hundred billion, one hundred twenty-two million, three hundred twenty-two thousand, twenty-two".