211002121112102 has 16 divisors (see below), whose sum is σ = 317420473600512. Its totient is φ = 105195396009480.

The previous prime is 211002121112059. The next prime is 211002121112147. The reversal of 211002121112102 is 201211121200112.

It is a super-2 number, since 2×211002121112102² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20609924 + ... + 29099367.

It is an arithmetic number, because the mean of its divisors is an integer number (19838779600032).

Almost surely, 2^{211002121112102} is an apocalyptic number.

211002121112102 is a deficient number, since it is larger than the sum of its proper divisors (106418352488410).

211002121112102 is a wasteful number, since it uses less digits than its factorization.

211002121112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49715443.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211002121112102 its reverse (201211121200112), we get a palindrome (412213242312214).

The spelling of 211002121112102 in words is "two hundred eleven trillion, two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred two".