1201201011122 has 32 divisors (see below), whose sum is σ = 2067025564800. Its totient is φ = 512845832448.

The previous prime is 1201201011121. The next prime is 1201201011133. The reversal of 1201201011122 is 2211101021021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1201201011097 and 1201201011106.

It is not an unprimeable number, because it can be changed into a prime (1201201011121) 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, 10852154 + ... + 10962282.

It is an arithmetic number, because the mean of its divisors is an integer number (64594548900).

Almost surely, 2^{1201201011122} is an apocalyptic number.

1201201011122 is a deficient number, since it is larger than the sum of its proper divisors (865824553678).

1201201011122 is a wasteful number, since it uses less digits than its factorization.

1201201011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113090.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1201201011122 its reverse (2211101021021), we get a palindrome (3412302032143).

The spelling of 1201201011122 in words is "one trillion, two hundred one billion, two hundred one million, eleven thousand, one hundred twenty-two".