121001201020112 has 20 divisors (see below), whose sum is σ = 267931230830496. Its totient is φ = 51857657580000.

The previous prime is 121001201020087. The next prime is 121001201020229. The reversal of 121001201020112 is 211020102100121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540183933014 + ... + 540183933237.

Almost surely, 2^{121001201020112} is an apocalyptic number.

It is an amenable number.

121001201020112 is an abundant number, since it is smaller than the sum of its proper divisors (146930029810384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121001201020112 is a wasteful number, since it uses less digits than its factorization.

121001201020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080367866266 (or 1080367866260 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121001201020112 its reverse (211020102100121), we get a palindrome (332021303120233).

The spelling of 121001201020112 in words is "one hundred twenty-one trillion, one billion, two hundred one million, twenty thousand, one hundred twelve".