121025513414 has 64 divisors (see below), whose sum is σ = 208056219840. Its totient is φ = 52386808320.

The previous prime is 121025513393. The next prime is 121025513417. The reversal of 121025513414 is 414315520121.

It is a happy number.

121025513414 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121025513417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18437297 + ... + 18443859.

It is an arithmetic number, because the mean of its divisors is an integer number (3250878435).

Almost surely, 2^121025513414 is an apocalyptic number.

121025513414 is a deficient number, since it is larger than the sum of its proper divisors (87030706426).

121025513414 is a wasteful number, since it uses less digits than its factorization.

121025513414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 121025513414 in words is "one hundred twenty-one billion, twenty-five million, five hundred thirteen thousand, four hundred fourteen".