121105541524012 has 6 divisors (see below), whose sum is σ = 211934697667028. Its totient is φ = 60552770762004.

The previous prime is 121105541524001. The next prime is 121105541524067. The reversal of 121105541524012 is 210425145501121.

It is a super-2 number, since 2×121105541524012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15138192690498 + ... + 15138192690505.

Almost surely, 2^{121105541524012} is an apocalyptic number.

It is an amenable number.

121105541524012 is a deficient number, since it is larger than the sum of its proper divisors (90829156143016).

121105541524012 is a wasteful number, since it uses less digits than its factorization.

121105541524012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30276385381007 (or 30276385381005 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 34.

The spelling of 121105541524012 in words is "one hundred twenty-one trillion, one hundred five billion, five hundred forty-one million, five hundred twenty-four thousand, twelve".