1021244023201 has 8 divisors (see below), whose sum is σ = 1022178386664. Its totient is φ = 1020310032000.

The previous prime is 1021244023193. The next prime is 1021244023243. The reversal of 1021244023201 is 1023204421201.

1021244023201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 438609500176 + 582634523025 = 662276^2 + 763305^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1021244023201 - 2³ = 1021244023193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1021244024201) 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, 5551701 + ... + 5732701.

It is an arithmetic number, because the mean of its divisors is an integer number (127772298333).

Almost surely, 2^{1021244023201} is an apocalyptic number.

It is an amenable number.

1021244023201 is a deficient number, since it is larger than the sum of its proper divisors (934363463).

1021244023201 is a wasteful number, since it uses less digits than its factorization.

1021244023201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186131.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1021244023201 its reverse (1023204421201), we get a palindrome (2044448444402).

The spelling of 1021244023201 in words is "one trillion, twenty-one billion, two hundred forty-four million, twenty-three thousand, two hundred one".