2121121233002 has 4 divisors (see below), whose sum is σ = 3181681849506. Its totient is φ = 1060560616500.

The previous prime is 2121121232999. The next prime is 2121121233071. The reversal of 2121121233002 is 2003321211212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2089756468801 + 31364764201 = 1445599^2 + 177101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530280308249 + ... + 530280308252.

Almost surely, 2^{2121121233002} is an apocalyptic number.

2121121233002 is a deficient number, since it is larger than the sum of its proper divisors (1060560616504).

2121121233002 is a wasteful number, since it uses less digits than its factorization.

2121121233002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060560616503.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2121121233002 its reverse (2003321211212), we get a palindrome (4124442444214).

The spelling of 2121121233002 in words is "two trillion, one hundred twenty-one billion, one hundred twenty-one million, two hundred thirty-three thousand, two".