121112477239358 has 64 divisors (see below), whose sum is σ = 201839671148544. Its totient is φ = 54045768348000.

The previous prime is 121112477239349. The next prime is 121112477239361. The reversal of 121112477239358 is 853932774211121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293968535 + ... + 294380237.

It is an arithmetic number, because the mean of its divisors is an integer number (3153744861696).

Almost surely, 2^{121112477239358} is an apocalyptic number.

121112477239358 is a deficient number, since it is larger than the sum of its proper divisors (80727193909186).

121112477239358 is a wasteful number, since it uses less digits than its factorization.

121112477239358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412941.

The product of its digits is 5080320, while the sum is 56.

The spelling of 121112477239358 in words is "one hundred twenty-one trillion, one hundred twelve billion, four hundred seventy-seven million, two hundred thirty-nine thousand, three hundred fifty-eight".