1021413201 has 16 divisors (see below), whose sum is σ = 1383681600. Its totient is φ = 670123008.

The previous prime is 1021413181. The next prime is 1021413209. The reversal of 1021413201 is 1023141201.

1021413201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1021413201 - 2⁶ = 1021413137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1021413209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42285 + ... + 61893.

It is an arithmetic number, because the mean of its divisors is an integer number (86480100).

Almost surely, 2^1021413201 is an apocalyptic number.

It is an amenable number.

1021413201 is a deficient number, since it is larger than the sum of its proper divisors (362268399).

1021413201 is a wasteful number, since it uses less digits than its factorization.

1021413201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19888.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1021413201 is about 31959.5557071747. Note that the first 3 decimals coincide. The cubic root of 1021413201 is about 1007.0873839861.

Adding to 1021413201 its reverse (1023141201), we get a palindrome (2044554402).

Subtracting 1021413201 from its reverse (1023141201), we obtain a cube (1728000 = 120³).

The spelling of 1021413201 in words is "one billion, twenty-one million, four hundred thirteen thousand, two hundred one".