121109622 has 16 divisors (see below), whose sum is σ = 250033152. Its totient is φ = 39067560.

The previous prime is 121109617. The next prime is 121109657. The reversal of 121109622 is 226901121.

It is a junction number, because it is equal to n+sod(n) for n = 121109592 and 121109601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325378 + ... + 325749.

It is an arithmetic number, because the mean of its divisors is an integer number (15627072).

Almost surely, 2^121109622 is an apocalyptic number.

121109622 is an abundant number, since it is smaller than the sum of its proper divisors (128923530).

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

121109622 is a wasteful number, since it uses less digits than its factorization.

121109622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651163.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 121109622 is about 11004.9816901256. The cubic root of 121109622 is about 494.7580656311.

The spelling of 121109622 in words is "one hundred twenty-one million, one hundred nine thousand, six hundred twenty-two".