1201200220022 has 32 divisors (see below), whose sum is σ = 2020414433184. Its totient is φ = 530864876800.

The previous prime is 1201200220021. The next prime is 1201200220043. The reversal of 1201200220022 is 2200220021021.

1201200220022 is a modest number, since divided by 220022 gives 12012 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1201200219979 and 1201200220006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201200220021) by changing a digit.

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, 2008253 + ... + 2536824.

It is an arithmetic number, because the mean of its divisors is an integer number (63137951037).

Almost surely, 2^{1201200220022} is an apocalyptic number.

1201200220022 is a deficient number, since it is larger than the sum of its proper divisors (819214213162).

1201200220022 is a wasteful number, since it uses less digits than its factorization.

1201200220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545424.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1201200220022 its reverse (2200220021021), we get a palindrome (3401420241043).

The spelling of 1201200220022 in words is "one trillion, two hundred one billion, two hundred million, two hundred twenty thousand, twenty-two".