1121121012002 has 8 divisors (see below), whose sum is σ = 1683081756012. Its totient is φ = 560093760000.

The previous prime is 1121121012001. The next prime is 1121121012013. The reversal of 1121121012002 is 2002101211211.

It can be written as a sum of positive squares in 2 ways, for example, as 1120060272241 + 1060739761 = 1058329^2 + 32569^2 .

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 (1121121012001) 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, 233369999 + ... + 233374802.

Almost surely, 2^{1121121012002} is an apocalyptic number.

1121121012002 is a deficient number, since it is larger than the sum of its proper divisors (561960744010).

1121121012002 is a wasteful number, since it uses less digits than its factorization.

1121121012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466746004.

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

Adding to 1121121012002 its reverse (2002101211211), we get a palindrome (3123222223213).

The spelling of 1121121012002 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-one million, twelve thousand, two".