1200211011022 has 32 divisors (see below), whose sum is σ = 1847774073600. Its totient is φ = 584468172288.

The previous prime is 1200211011007. The next prime is 1200211011029. The reversal of 1200211011022 is 2201101120021.

It is a junction number, because it is equal to n+sod(n) for n = 1200211010993 and 1200211011011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200211011029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8106979 + ... + 8253697.

It is an arithmetic number, because the mean of its divisors is an integer number (57742939800).

Almost surely, 2^{1200211011022} is an apocalyptic number.

1200211011022 is a deficient number, since it is larger than the sum of its proper divisors (647563062578).

1200211011022 is a wasteful number, since it uses less digits than its factorization.

1200211011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147340.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1200211011022 its reverse (2201101120021), we get a palindrome (3401312131043).

The spelling of 1200211011022 in words is "one trillion, two hundred billion, two hundred eleven million, eleven thousand, twenty-two".