1012573022401 has 4 divisors (see below), whose sum is σ = 1015441501572. Its totient is φ = 1009704543232.

The previous prime is 1012573022399. The next prime is 1012573022413. The reversal of 1012573022401 is 1042203752101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 690102364176 + 322470658225 = 830724^2 + 567865^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012573022401 - 2¹ = 1012573022399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012573022401.

It is not an unprimeable number, because it can be changed into a prime (1012573022441) 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 3 ways as a sum of consecutive naturals, for example, 1434239056 + ... + 1434239761.

It is an arithmetic number, because the mean of its divisors is an integer number (253860375393).

Almost surely, 2^{1012573022401} is an apocalyptic number.

It is an amenable number.

1012573022401 is a deficient number, since it is larger than the sum of its proper divisors (2868479171).

1012573022401 is an equidigital number, since it uses as much as digits as its factorization.

1012573022401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868479170.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 1012573022401 its reverse (1042203752101), we get a palindrome (2054776774502).

The spelling of 1012573022401 in words is "one trillion, twelve billion, five hundred seventy-three million, twenty-two thousand, four hundred one".