1201011211222 has 32 divisors (see below), whose sum is σ = 1867947379200. Its totient is φ = 578758387680.

The previous prime is 1201011211207. The next prime is 1201011211237. The reversal of 1201011211222 is 2221121101021.

It is an interprime number because it is at equal distance from previous prime (1201011211207) and next prime (1201011211237).

It is a junction number, because it is equal to n+sod(n) for n = 1201011211196 and 1201011211205.

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, 19247029 + ... + 19309327.

It is an arithmetic number, because the mean of its divisors is an integer number (58373355600).

Almost surely, 2^{1201011211222} is an apocalyptic number.

1201011211222 is a deficient number, since it is larger than the sum of its proper divisors (666936167978).

1201011211222 is a wasteful number, since it uses less digits than its factorization.

1201011211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65476.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1201011211222 its reverse (2221121101021), we get a palindrome (3422132312243).

The spelling of 1201011211222 in words is "one trillion, two hundred one billion, eleven million, two hundred eleven thousand, two hundred twenty-two".