1241421201 has 16 divisors (see below), whose sum is σ = 1839820800. Its totient is φ = 827308944.

The previous prime is 1241421163. The next prime is 1241421239. The reversal of 1241421201 is 1021241421.

1241421201 is a `hidden beast` number, since 1 + 2 + 41 + 421 + 201 = 666.

It is an interprime number because it is at equal distance from previous prime (1241421163) and next prime (1241421239).

It is not a de Polignac number, because 1241421201 - 2¹³ = 1241413009 is a prime.

It is a super-2 number, since 2×1241421201² = 3082253196584564802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1241422201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84720 + ... + 98286.

It is an arithmetic number, because the mean of its divisors is an integer number (114988800).

Almost surely, 2^1241421201 is an apocalyptic number.

It is an amenable number.

1241421201 is a deficient number, since it is larger than the sum of its proper divisors (598399599).

1241421201 is a wasteful number, since it uses less digits than its factorization.

1241421201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16965 (or 16959 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1241421201 is about 35233.8076426605. The cubic root of 1241421201 is about 1074.7473575396.

Adding to 1241421201 its reverse (1021241421), we get a palindrome (2262662622).

The spelling of 1241421201 in words is "one billion, two hundred forty-one million, four hundred twenty-one thousand, two hundred one".