20011200000201 has 16 divisors (see below), whose sum is σ = 29731168432000. Its totient is φ = 13302574205904.

The previous prime is 20011200000199. The next prime is 20011200000269. The reversal of 20011200000201 is 10200000211002.

It is not a de Polignac number, because 20011200000201 - 2¹ = 20011200000199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20011200000101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1061818021 + ... + 1061836866.

It is an arithmetic number, because the mean of its divisors is an integer number (1858198027000).

Almost surely, 2^{20011200000201} is an apocalyptic number.

It is an amenable number.

20011200000201 is a deficient number, since it is larger than the sum of its proper divisors (9719968431799).

20011200000201 is a wasteful number, since it uses less digits than its factorization.

20011200000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123655245 (or 2123655239 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20011200000201 its reverse (10200000211002), we get a palindrome (30211200211203).

The spelling of 20011200000201 in words is "twenty trillion, eleven billion, two hundred million, two hundred one", and thus it is an aban number.