211110121102 has 16 divisors (see below), whose sum is σ = 322064595072. Its totient is φ = 103770317560.

The previous prime is 211110121069. The next prime is 211110121129. The reversal of 211110121102 is 201121011112.

It is a happy number.

It is a super-2 number, since 2×211110121102² (a number of 23 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, 3737218 + ... + 3793285.

It is an arithmetic number, because the mean of its divisors is an integer number (20129037192).

Almost surely, 2^211110121102 is an apocalyptic number.

211110121102 is a deficient number, since it is larger than the sum of its proper divisors (110954473970).

211110121102 is a wasteful number, since it uses less digits than its factorization.

211110121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7530743.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211110121102 its reverse (201121011112), we get a palindrome (412231132214).

The spelling of 211110121102 in words is "two hundred eleven billion, one hundred ten million, one hundred twenty-one thousand, one hundred two".