2002122200987 has 4 divisors (see below), whose sum is σ = 2036056475640. Its totient is φ = 1968187926336.

The previous prime is 2002122200971. The next prime is 2002122200993. The reversal of 2002122200987 is 7890022212002.

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

It is a cyclic number.

It is not a de Polignac number, because 2002122200987 - 2⁴ = 2002122200971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002122209987) 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, 16967137238 + ... + 16967137355.

It is an arithmetic number, because the mean of its divisors is an integer number (509014118910).

Almost surely, 2^{2002122200987} is an apocalyptic number.

2002122200987 is a deficient number, since it is larger than the sum of its proper divisors (33934274653).

2002122200987 is an equidigital number, since it uses as much as digits as its factorization.

2002122200987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33934274652.

The product of its (nonzero) digits is 16128, while the sum is 35.

Adding to 2002122200987 its reverse (7890022212002), we get a palindrome (9892144412989).

The spelling of 2002122200987 in words is "two trillion, two billion, one hundred twenty-two million, two hundred thousand, nine hundred eighty-seven".