11211020012102 has 16 divisors (see below), whose sum is σ = 17369964767232. Its totient is φ = 5421260215560.

The previous prime is 11211020012053. The next prime is 11211020012141. The reversal of 11211020012102 is 20121002011211.

It is a congruent number.

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, 57015848 + ... + 57212139.

It is an arithmetic number, because the mean of its divisors is an integer number (1085622797952).

Almost surely, 2^{11211020012102} is an apocalyptic number.

11211020012102 is a deficient number, since it is larger than the sum of its proper divisors (6158944755130).

11211020012102 is a wasteful number, since it uses less digits than its factorization.

11211020012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114229603.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11211020012102 its reverse (20121002011211), we get a palindrome (31332022023313).

The spelling of 11211020012102 in words is "eleven trillion, two hundred eleven billion, twenty million, twelve thousand, one hundred two".