121017405614 has 16 divisors (see below), whose sum is σ = 207478222848. Its totient is φ = 51859649112.

The previous prime is 121017405569. The next prime is 121017405617. The reversal of 121017405614 is 416504710121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121017405617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258974 + ... + 555969.

It is an arithmetic number, because the mean of its divisors is an integer number (12967388928).

Almost surely, 2^121017405614 is an apocalyptic number.

121017405614 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121017405614 is a deficient number, since it is larger than the sum of its proper divisors (86460817234).

121017405614 is a wasteful number, since it uses less digits than its factorization.

121017405614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825559.

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 121017405614 in words is "one hundred twenty-one billion, seventeen million, four hundred five thousand, six hundred fourteen".