101111201001200 has 180 divisors, whose sum is σ = 270316920344184. Its totient is φ = 36129062592000.

The previous prime is 101111201001193. The next prime is 101111201001203. The reversal of 101111201001200 is 2100102111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111201001203) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5119586 + ... + 15113985.

Almost surely, 2^{101111201001200} is an apocalyptic number.

101111201001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111201001200 is an abundant number, since it is smaller than the sum of its proper divisors (169205719342984).

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

101111201001200 is a wasteful number, since it uses less digits than its factorization.

101111201001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20233664 (or 20233622 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101111201001200 its reverse (2100102111101), we get a palindrome (103211303112301).

The spelling of 101111201001200 in words is "one hundred one trillion, one hundred eleven billion, two hundred one million, one thousand, two hundred".