121012201012112 has 10 divisors (see below), whose sum is σ = 234461139460998. Its totient is φ = 60506100506048.

The previous prime is 121012201012057. The next prime is 121012201012147. The reversal of 121012201012112 is 211210102210121.

It can be written as a sum of positive squares in only one way, i.e., 69223797767056 + 51788403245056 = 8320084^2 + 7196416^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3781631281613 + ... + 3781631281644.

Almost surely, 2^{121012201012112} is an apocalyptic number.

It is an amenable number.

121012201012112 is a deficient number, since it is larger than the sum of its proper divisors (113448938448886).

121012201012112 is an equidigital number, since it uses as much as digits as its factorization.

121012201012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563262563265 (or 7563262563259 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121012201012112 its reverse (211210102210121), we get a palindrome (332222303222233).

The spelling of 121012201012112 in words is "one hundred twenty-one trillion, twelve billion, two hundred one million, twelve thousand, one hundred twelve".