2021110404002 has 4 divisors (see below), whose sum is σ = 3031665606006. Its totient is φ = 1010555202000.

The previous prime is 2021110403909. The next prime is 2021110404013. The reversal of 2021110404002 is 2004040111202.

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., 1158832873081 + 862277530921 = 1076491^2 + 928589^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505277600999 + ... + 505277601002.

Almost surely, 2^{2021110404002} is an apocalyptic number.

2021110404002 is a deficient number, since it is larger than the sum of its proper divisors (1010555202004).

2021110404002 is a wasteful number, since it uses less digits than its factorization.

2021110404002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010555202003.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2021110404002 its reverse (2004040111202), we get a palindrome (4025150515204).

The spelling of 2021110404002 in words is "two trillion, twenty-one billion, one hundred ten million, four hundred four thousand, two".