2005002121022 has 4 divisors (see below), whose sum is σ = 3007503181536. Its totient is φ = 1002501060510.

The previous prime is 2005002121019. The next prime is 2005002121051. The reversal of 2005002121022 is 2201212005002.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501250530254 + ... + 501250530257.

It is an arithmetic number, because the mean of its divisors is an integer number (751875795384).

Almost surely, 2^{2005002121022} is an apocalyptic number.

2005002121022 is a deficient number, since it is larger than the sum of its proper divisors (1002501060514).

2005002121022 is a wasteful number, since it uses less digits than its factorization.

2005002121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002501060513.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 2005002121022 its reverse (2201212005002), we get a palindrome (4206214126024).

The spelling of 2005002121022 in words is "two trillion, five billion, two million, one hundred twenty-one thousand, twenty-two".