201101130123 has 8 divisors (see below), whose sum is σ = 275381727888. Its totient is φ = 130443976224.

The previous prime is 201101130101. The next prime is 201101130137. The reversal of 201101130123 is 321031101102.

It is a happy number.

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

It is not a de Polignac number, because 201101130123 - 2⁶ = 201101130059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201101130143) 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, 905860836 + ... + 905861057.

It is an arithmetic number, because the mean of its divisors is an integer number (34422715986).

Almost surely, 2^201101130123 is an apocalyptic number.

201101130123 is a deficient number, since it is larger than the sum of its proper divisors (74280597765).

201101130123 is a wasteful number, since it uses less digits than its factorization.

201101130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811721933.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 201101130123 its reverse (321031101102), we get a palindrome (522132231225).

The spelling of 201101130123 in words is "two hundred one billion, one hundred one million, one hundred thirty thousand, one hundred twenty-three".