1121002101201 has 64 divisors (see below), whose sum is σ = 1602019710720. Its totient is φ = 695987281920.

The previous prime is 1121002101161. The next prime is 1121002101253. The reversal of 1121002101201 is 1021012001211.

It is not a de Polignac number, because 1121002101201 - 2⁶ = 1121002101137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121002101281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 118783255 + ... + 118792691.

It is an arithmetic number, because the mean of its divisors is an integer number (25031557980).

Almost surely, 2^{1121002101201} is an apocalyptic number.

It is an amenable number.

1121002101201 is a deficient number, since it is larger than the sum of its proper divisors (481017609519).

1121002101201 is a wasteful number, since it uses less digits than its factorization.

1121002101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9906.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1121002101201 its reverse (1021012001211), we get a palindrome (2142014102412).

The spelling of 1121002101201 in words is "one trillion, one hundred twenty-one billion, two million, one hundred one thousand, two hundred one".