201210020011123 has 8 divisors (see below), whose sum is σ = 212317869534800. Its totient is φ = 190153955334528.

The previous prime is 201210020011109. The next prime is 201210020011171. The reversal of 201210020011123 is 321110020012102.

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

It is a cyclic number.

It is not a de Polignac number, because 201210020011123 - 2⁹ = 201210020010611 is a prime.

It is a super-2 number, since 2×201210020011123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201210020011097 and 201210020011106.

It is not an unprimeable number, because it can be changed into a prime (201210020012123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12946203786 + ... + 12946219327.

It is an arithmetic number, because the mean of its divisors is an integer number (26539733691850).

Almost surely, 2^{201210020011123} is an apocalyptic number.

201210020011123 is a deficient number, since it is larger than the sum of its proper divisors (11107849523677).

201210020011123 is a wasteful number, since it uses less digits than its factorization.

201210020011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25892423541.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 201210020011123 its reverse (321110020012102), we get a palindrome (522320040023225).

The spelling of 201210020011123 in words is "two hundred one trillion, two hundred ten billion, twenty million, eleven thousand, one hundred twenty-three".