20110201101200 has 60 divisors (see below), whose sum is σ = 55216866459840. Its totient is φ = 6894926090880.

The previous prime is 20110201101187. The next prime is 20110201101203. The reversal of 20110201101200 is 210110201102.

It is not an unprimeable number, because it can be changed into a prime (20110201101203) 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, 3591104540 + ... + 3591110139.

It is an arithmetic number, because the mean of its divisors is an integer number (920281107664).

Almost surely, 2^{20110201101200} is an apocalyptic number.

20110201101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20110201101200 is an abundant number, since it is smaller than the sum of its proper divisors (35106665358640).

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

20110201101200 is a wasteful number, since it uses less digits than its factorization.

20110201101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7182214704 (or 7182214693 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20110201101200 its reverse (210110201102), we get a palindrome (20320311302302).

The spelling of 20110201101200 in words is "twenty trillion, one hundred ten billion, two hundred one million, one hundred one thousand, two hundred".