121650034 has 16 divisors (see below), whose sum is σ = 203920416. Its totient is φ = 53946400.

The previous prime is 121650031. The next prime is 121650073. The reversal of 121650034 is 430056121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 121649987 and 121650014.

It is not an unprimeable number, because it can be changed into a prime (121650031) 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 7 ways as a sum of consecutive naturals, for example, 66532 + ... + 68335.

It is an arithmetic number, because the mean of its divisors is an integer number (12745026).

Almost surely, 2^121650034 is an apocalyptic number.

121650034 is a deficient number, since it is larger than the sum of its proper divisors (82270382).

121650034 is a wasteful number, since it uses less digits than its factorization.

121650034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134921.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 121650034 is about 11029.5074232714. The cubic root of 121650034 is about 495.4928723455.

The spelling of 121650034 in words is "one hundred twenty-one million, six hundred fifty thousand, thirty-four".