1200220212022 has 64 divisors (see below), whose sum is σ = 2018570400000. Its totient is φ = 531620869248.

The previous prime is 1200220212011. The next prime is 1200220212049. The reversal of 1200220212022 is 2202120220021.

It is a super-2 number, since 2×1200220212022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200220211987 and 1200220212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181326229 + ... + 181332847.

It is an arithmetic number, because the mean of its divisors is an integer number (31540162500).

Almost surely, 2^{1200220212022} is an apocalyptic number.

1200220212022 is a deficient number, since it is larger than the sum of its proper divisors (818350187978).

1200220212022 is a wasteful number, since it uses less digits than its factorization.

1200220212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9485.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1200220212022 its reverse (2202120220021), we get a palindrome (3402340432043).

The spelling of 1200220212022 in words is "one trillion, two hundred billion, two hundred twenty million, two hundred twelve thousand, twenty-two".