10121321200112 has 20 divisors (see below), whose sum is σ = 19619782277376. Its totient is φ = 5058151580160.

The previous prime is 10121321200093. The next prime is 10121321200147. The reversal of 10121321200112 is 21100212312101.

It is a happy number.

It is a super-2 number, since 2×10121321200112² (a number of 27 digits) contains 22 as substring.

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, 156780464 + ... + 156845007.

Almost surely, 2^{10121321200112} is an apocalyptic number.

It is an amenable number.

10121321200112 is a deficient number, since it is larger than the sum of its proper divisors (9498461077264).

10121321200112 is a wasteful number, since it uses less digits than its factorization.

10121321200112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313627496 (or 313627490 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 10121321200112 its reverse (21100212312101), we get a palindrome (31221533512213).

The spelling of 10121321200112 in words is "ten trillion, one hundred twenty-one billion, three hundred twenty-one million, two hundred thousand, one hundred twelve".