211020112002102 has 32 divisors (see below), whose sum is σ = 464175172726272. Its totient is φ = 63547791501984.

The previous prime is 211020112002097. The next prime is 211020112002143. The reversal of 211020112002102 is 201200211020112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28780699008 + ... + 28780706339.

It is an arithmetic number, because the mean of its divisors is an integer number (14505474147696).

Almost surely, 2^{211020112002102} is an apocalyptic number.

211020112002102 is an abundant number, since it is smaller than the sum of its proper divisors (253155060724170).

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

211020112002102 is a wasteful number, since it uses less digits than its factorization.

211020112002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57561405412.

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

Adding to 211020112002102 its reverse (201200211020112), we get a palindrome (412220323022214).

The spelling of 211020112002102 in words is "two hundred eleven trillion, twenty billion, one hundred twelve million, two thousand, one hundred two".