211011121220102 has 32 divisors (see below), whose sum is σ = 361984637505792. Its totient is φ = 90370518454944.

The previous prime is 211011121220071. The next prime is 211011121220173. The reversal of 211011121220102 is 201022121110112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1668101168 + ... + 1668227660.

It is an arithmetic number, because the mean of its divisors is an integer number (11312019922056).

Almost surely, 2^{211011121220102} is an apocalyptic number.

211011121220102 is a deficient number, since it is larger than the sum of its proper divisors (150973516285690).

211011121220102 is a wasteful number, since it uses less digits than its factorization.

211011121220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208332.

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

Adding to 211011121220102 its reverse (201022121110112), we get a palindrome (412033242330214).

The spelling of 211011121220102 in words is "two hundred eleven trillion, eleven billion, one hundred twenty-one million, two hundred twenty thousand, one hundred two".