121041155446 has 8 divisors (see below), whose sum is σ = 182648929680. Its totient is φ = 60158178888.

The previous prime is 121041155441. The next prime is 121041155453. The reversal of 121041155446 is 644551140121.

121041155446 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×121041155446² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121041155441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181199001 + ... + 181199668.

It is an arithmetic number, because the mean of its divisors is an integer number (22831116210).

Almost surely, 2^121041155446 is an apocalyptic number.

121041155446 is a deficient number, since it is larger than the sum of its proper divisors (61607774234).

121041155446 is a wasteful number, since it uses less digits than its factorization.

121041155446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362398838.

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 121041155446 its reverse (644551140121), we get a palindrome (765592295567).

The spelling of 121041155446 in words is "one hundred twenty-one billion, forty-one million, one hundred fifty-five thousand, four hundred forty-six".