121122102 has 16 divisors (see below), whose sum is σ = 247398912. Its totient is φ = 39514920.

The previous prime is 121122073. The next prime is 121122107. The reversal of 121122102 is 201221121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121122107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214474 + ... + 215037.

It is an arithmetic number, because the mean of its divisors is an integer number (15462432).

Almost surely, 2^121122102 is an apocalyptic number.

121122102 is an abundant number, since it is smaller than the sum of its proper divisors (126276810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121122102 is a wasteful number, since it uses less digits than its factorization.

121122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429563.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 121122102 is about 11005.5486914556. The cubic root of 121122102 is about 494.7750595150.

Adding to 121122102 its reverse (201221121), we get a palindrome (322343223).

The spelling of 121122102 in words is "one hundred twenty-one million, one hundred twenty-two thousand, one hundred two".