121101113012 has 24 divisors (see below), whose sum is σ = 231453754560. Its totient is φ = 54983884160.

The previous prime is 121101112981. The next prime is 121101113041. The reversal of 121101113012 is 210311101121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512437 + ... + 1590492.

It is an arithmetic number, because the mean of its divisors is an integer number (9643906440).

Almost surely, 2^121101113012 is an apocalyptic number.

It is an amenable number.

121101113012 is a deficient number, since it is larger than the sum of its proper divisors (110352641548).

121101113012 is a wasteful number, since it uses less digits than its factorization.

121101113012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103831 (or 3103829 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 121101113012 its reverse (210311101121), we get a palindrome (331412214133).

The spelling of 121101113012 in words is "one hundred twenty-one billion, one hundred one million, one hundred thirteen thousand, twelve".