121101002201112 has 64 divisors (see below), whose sum is σ = 305178828357600. Its totient is φ = 40043909283840.

The previous prime is 121101002201111. The next prime is 121101002201129. The reversal of 121101002201112 is 211102200101121.

It is a happy number.

It is a super-2 number, since 2×121101002201112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121101002201091 and 121101002201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121101002201111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8437189 + ... + 17702772.

Almost surely, 2^{121101002201112} is an apocalyptic number.

121101002201112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121101002201112 is an abundant number, since it is smaller than the sum of its proper divisors (184077826156488).

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

121101002201112 is a wasteful number, since it uses less digits than its factorization.

121101002201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26141516 (or 26141512 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121101002201112 its reverse (211102200101121), we get a palindrome (332203202302233).

The spelling of 121101002201112 in words is "one hundred twenty-one trillion, one hundred one billion, two million, two hundred one thousand, one hundred twelve".