201044414421 has 32 divisors (see below), whose sum is σ = 310272230400. Its totient is φ = 128516051520.

The previous prime is 201044414381. The next prime is 201044414437. The reversal of 201044414421 is 124414440102.

It is a happy number.

201044414421 is a `hidden beast` number, since 201 + 0 + 4 + 4 + 414 + 42 + 1 = 666.

It is not a de Polignac number, because 201044414421 - 2⁹ = 201044413909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044414471) 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, 1010586 + ... + 1193051.

It is an arithmetic number, because the mean of its divisors is an integer number (9696007200).

Almost surely, 2^201044414421 is an apocalyptic number.

It is an amenable number.

201044414421 is a deficient number, since it is larger than the sum of its proper divisors (109227815979).

201044414421 is a wasteful number, since it uses less digits than its factorization.

201044414421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203786 (or 2203780 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 201044414421 its reverse (124414440102), we get a palindrome (325458854523).

The spelling of 201044414421 in words is "two hundred one billion, forty-four million, four hundred fourteen thousand, four hundred twenty-one".