211121020012002 has 16 divisors (see below), whose sum is σ = 422275548788832. Its totient is φ = 70368088543200.

The previous prime is 211121020011947. The next prime is 211121020012033. The reversal of 211121020012002 is 200210020121112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1396116628 + ... + 1396267839.

It is an arithmetic number, because the mean of its divisors is an integer number (26392221799302).

Almost surely, 2^{211121020012002} is an apocalyptic number.

211121020012002 is an abundant number, since it is smaller than the sum of its proper divisors (211154528776830).

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

211121020012002 is a wasteful number, since it uses less digits than its factorization.

211121020012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792397073.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211121020012002 its reverse (200210020121112), we get a palindrome (411331040133114).

The spelling of 211121020012002 in words is "two hundred eleven trillion, one hundred twenty-one billion, twenty million, twelve thousand, two".