121102102 has 32 divisors (see below), whose sum is σ = 204249600. Its totient is φ = 53383200.

The previous prime is 121102049. The next prime is 121102129. The reversal of 121102102 is 201201121.

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, 101952 + ... + 103132.

It is an arithmetic number, because the mean of its divisors is an integer number (6382800).

Almost surely, 2^121102102 is an apocalyptic number.

121102102 is a deficient number, since it is larger than the sum of its proper divisors (83147498).

121102102 is a wasteful number, since it uses less digits than its factorization.

121102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 121102102 is about 11004.6400213728. The cubic root of 121102102 is about 494.7478251630.

Adding to 121102102 its reverse (201201121), we get a palindrome (322303223).

The spelling of 121102102 in words is "one hundred twenty-one million, one hundred two thousand, one hundred two".