201124101021 has 8 divisors (see below), whose sum is σ = 268201030944. Its totient is φ = 134064952560.

The previous prime is 201124100971. The next prime is 201124101029. The reversal of 201124101021 is 120101421102.

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

It is not a de Polignac number, because 201124101021 - 2²² = 201119906717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201124101029) 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, 4418950 + ... + 4464231.

It is an arithmetic number, because the mean of its divisors is an integer number (33525128868).

Almost surely, 2^201124101021 is an apocalyptic number.

It is an amenable number.

201124101021 is a deficient number, since it is larger than the sum of its proper divisors (67076929923).

201124101021 is an equidigital number, since it uses as much as digits as its factorization.

201124101021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8890731.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201124101021 its reverse (120101421102), we get a palindrome (321225522123).

The spelling of 201124101021 in words is "two hundred one billion, one hundred twenty-four million, one hundred one thousand, twenty-one".