1200212102022 has 16 divisors (see below), whose sum is σ = 2409987650112. Its totient is φ = 398476793000.

The previous prime is 1200212102017. The next prime is 1200212102029. The reversal of 1200212102022 is 2202012120021.

It is a junction number, because it is equal to n+sod(n) for n = 1200212101992 and 1200212102010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200212102029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398475288 + ... + 398478299.

It is an arithmetic number, because the mean of its divisors is an integer number (150624228132).

Almost surely, 2^{1200212102022} is an apocalyptic number.

1200212102022 is an abundant number, since it is smaller than the sum of its proper divisors (1209775548090).

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

1200212102022 is a wasteful number, since it uses less digits than its factorization.

1200212102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796953843.

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

Adding to 1200212102022 its reverse (2202012120021), we get a palindrome (3402224222043).

The spelling of 1200212102022 in words is "one trillion, two hundred billion, two hundred twelve million, one hundred two thousand, twenty-two".