121422102 has 32 divisors (see below), whose sum is σ = 253062144. Its totient is φ = 38796000.

The previous prime is 121422089. The next prime is 121422113. The reversal of 121422102 is 201224121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16852 + ... + 22952.

It is an arithmetic number, because the mean of its divisors is an integer number (7908192).

Almost surely, 2^121422102 is an apocalyptic number.

121422102 is an abundant number, since it is smaller than the sum of its proper divisors (131640042).

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

121422102 is a wasteful number, since it uses less digits than its factorization.

121422102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6244.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 121422102 is about 11019.1697509386. The cubic root of 121422102 is about 495.1832155161.

Adding to 121422102 its reverse (201224121), we get a palindrome (322646223).

The spelling of 121422102 in words is "one hundred twenty-one million, four hundred twenty-two thousand, one hundred two".