105033521025 has 18 divisors (see below), whose sum is σ = 188126706950. Its totient is φ = 56017877760.

The previous prime is 105033521023. The next prime is 105033521059. The reversal of 105033521025 is 520125330501.

It is a happy number.

105033521025 is a `hidden beast` number, since 1 + 0 + 503 + 3 + 52 + 102 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 352801089 + 104680719936 = 18783^2 + 323544^2 .

It is not a de Polignac number, because 105033521025 - 2¹ = 105033521023 is a prime.

It is a super-2 number, since 2×105033521025² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105033521025.

It is not an unprimeable number, because it can be changed into a prime (105033521023) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 233407600 + ... + 233408049.

Almost surely, 2^105033521025 is an apocalyptic number.

105033521025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105033521025 is a deficient number, since it is larger than the sum of its proper divisors (83093185925).

105033521025 is a wasteful number, since it uses less digits than its factorization.

105033521025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466815665 (or 466815657 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

Adding to 105033521025 its reverse (520125330501), we get a palindrome (625158851526).

The spelling of 105033521025 in words is "one hundred five billion, thirty-three million, five hundred twenty-one thousand, twenty-five".