1121201211002 has 8 divisors (see below), whose sum is σ = 1682318826516. Its totient is φ = 560428268832.

The previous prime is 1121201211001. The next prime is 1121201211019. The reversal of 1121201211002 is 2001121021211.

It can be written as a sum of positive squares in 2 ways, for example, as 988471419961 + 132729791041 = 994219^2 + 364321^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1121201211001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86160203 + ... + 86173214.

Almost surely, 2^{1121201211002} is an apocalyptic number.

1121201211002 is a deficient number, since it is larger than the sum of its proper divisors (561117615514).

1121201211002 is a wasteful number, since it uses less digits than its factorization.

1121201211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172336672.

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

Adding to 1121201211002 its reverse (2001121021211), we get a palindrome (3122322232213).

The spelling of 1121201211002 in words is "one trillion, one hundred twenty-one billion, two hundred one million, two hundred eleven thousand, two".