1023532521441 has 16 divisors (see below), whose sum is σ = 1416602972160. Its totient is φ = 656654481360.

The previous prime is 1023532521413. The next prime is 1023532521449. The reversal of 1023532521441 is 1441252353201.

It is not a de Polignac number, because 1023532521441 - 2¹¹ = 1023532519393 is a prime.

It is a super-2 number, since 2×1023532521441² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023532521449) 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, 30725605 + ... + 30758898.

It is an arithmetic number, because the mean of its divisors is an integer number (88537685760).

Almost surely, 2^{1023532521441} is an apocalyptic number.

It is an amenable number.

1023532521441 is a deficient number, since it is larger than the sum of its proper divisors (393070450719).

1023532521441 is a wasteful number, since it uses less digits than its factorization.

1023532521441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61484716.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 1023532521441 its reverse (1441252353201), we get a palindrome (2464784874642).

The spelling of 1023532521441 in words is "one trillion, twenty-three billion, five hundred thirty-two million, five hundred twenty-one thousand, four hundred forty-one".