101320121200 has 60 divisors (see below), whose sum is σ = 248014503288. Its totient is φ = 39763360000.

The previous prime is 101320121179. The next prime is 101320121209. The reversal of 101320121200 is 2121023101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101320121209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2368426 + ... + 2410825.

Almost surely, 2^101320121200 is an apocalyptic number.

101320121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101320121200 is an abundant number, since it is smaller than the sum of its proper divisors (146694382088).

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

101320121200 is a wasteful number, since it uses less digits than its factorization.

101320121200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4779322 (or 4779311 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 101320121200 its reverse (2121023101), we get a palindrome (103441144301).

The spelling of 101320121200 in words is "one hundred one billion, three hundred twenty million, one hundred twenty-one thousand, two hundred".