121101033012 has 24 divisors (see below), whose sum is σ = 289461006912. Its totient is φ = 39382449600.

The previous prime is 121101032947. The next prime is 121101033019. The reversal of 121101033012 is 210330101121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 121101032982 and 121101033000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121101033019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123069664 + ... + 123070647.

It is an arithmetic number, because the mean of its divisors is an integer number (12060875288).

Almost surely, 2^121101033012 is an apocalyptic number.

121101033012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121101033012 is an abundant number, since it is smaller than the sum of its proper divisors (168359973900).

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

121101033012 is a wasteful number, since it uses less digits than its factorization.

121101033012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246140359 (or 246140357 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 121101033012 its reverse (210330101121), we get a palindrome (331431134133).

The spelling of 121101033012 in words is "one hundred twenty-one billion, one hundred one million, thirty-three thousand, twelve".