201124021413 has 32 divisors (see below), whose sum is σ = 328947906816. Its totient is φ = 106685779968.

The previous prime is 201124021381. The next prime is 201124021493. The reversal of 201124021413 is 314120421102.

It is not a de Polignac number, because 201124021413 - 2⁵ = 201124021381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 201124021413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201124021493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3832656 + ... + 3884777.

It is an arithmetic number, because the mean of its divisors is an integer number (10279622088).

Almost surely, 2^201124021413 is an apocalyptic number.

It is an amenable number.

201124021413 is a deficient number, since it is larger than the sum of its proper divisors (127823885403).

201124021413 is a wasteful number, since it uses less digits than its factorization.

201124021413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7717533.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201124021413 its reverse (314120421102), we get a palindrome (515244442515).

The spelling of 201124021413 in words is "two hundred one billion, one hundred twenty-four million, twenty-one thousand, four hundred thirteen".