121162402 has 8 divisors (see below), whose sum is σ = 183508416. Its totient is φ = 59992932.

The previous prime is 121162387. The next prime is 121162403. The reversal of 121162402 is 204261121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121162402.

It is not an unprimeable number, because it can be changed into a prime (121162403) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 293878 + ... + 294289.

It is an arithmetic number, because the mean of its divisors is an integer number (22938552).

Almost surely, 2^121162402 is an apocalyptic number.

121162402 is a deficient number, since it is larger than the sum of its proper divisors (62346014).

121162402 is a wasteful number, since it uses less digits than its factorization.

121162402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588272.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 121162402 is about 11007.3794338162. The cubic root of 121162402 is about 494.8299276290.

The spelling of 121162402 in words is "one hundred twenty-one million, one hundred sixty-two thousand, four hundred two".