2121330203002 has 4 divisors (see below), whose sum is σ = 3181995304506. Its totient is φ = 1060665101500.

The previous prime is 2121330202991. The next prime is 2121330203021. The reversal of 2121330203002 is 2003020331212.

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., 2082679036201 + 38651166801 = 1443149^2 + 196599^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530332550749 + ... + 530332550752.

Almost surely, 2^{2121330203002} is an apocalyptic number.

2121330203002 is a deficient number, since it is larger than the sum of its proper divisors (1060665101504).

2121330203002 is a wasteful number, since it uses less digits than its factorization.

2121330203002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060665101503.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2121330203002 its reverse (2003020331212), we get a palindrome (4124350534214).

The spelling of 2121330203002 in words is "two trillion, one hundred twenty-one billion, three hundred thirty million, two hundred three thousand, two".