202111012002 has 32 divisors (see below), whose sum is σ = 405456814080. Its totient is φ = 67164688080.

The previous prime is 202111011937. The next prime is 202111012079. The reversal of 202111012002 is 200210111202.

It is a super-2 number, since 2×202111012002² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5874783 + ... + 5909085.

It is an arithmetic number, because the mean of its divisors is an integer number (12670525440).

Almost surely, 2^202111012002 is an apocalyptic number.

202111012002 is an abundant number, since it is smaller than the sum of its proper divisors (203345802078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202111012002 is a wasteful number, since it uses less digits than its factorization.

202111012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37278.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 202111012002 its reverse (200210111202), we get a palindrome (402321123204).

The spelling of 202111012002 in words is "two hundred two billion, one hundred eleven million, twelve thousand, two".