201200211123 has 8 divisors (see below), whose sum is σ = 268285314768. Its totient is φ = 134124290784.

The previous prime is 201200211089. The next prime is 201200211139. The reversal of 201200211123 is 321112002102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201200211123 - 2¹² = 201200207027 is a prime.

It is a super-2 number, since 2×201200211123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201200218123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2244540 + ... + 2332457.

It is an arithmetic number, because the mean of its divisors is an integer number (33535664346).

Almost surely, 2^201200211123 is an apocalyptic number.

201200211123 is a deficient number, since it is larger than the sum of its proper divisors (67085103645).

201200211123 is a wasteful number, since it uses less digits than its factorization.

201200211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4591653.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201200211123 its reverse (321112002102), we get a palindrome (522312213225).

The spelling of 201200211123 in words is "two hundred one billion, two hundred million, two hundred eleven thousand, one hundred twenty-three".