201425051033 has 4 divisors (see below), whose sum is σ = 205225523748. Its totient is φ = 197624578320.

The previous prime is 201425050963. The next prime is 201425051081. The reversal of 201425051033 is 330150524102.

It is a happy number.

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 177180381184 + 24244669849 = 420928^2 + 155707^2 .

It is a cyclic number.

It is not a de Polignac number, because 201425051033 - 2²⁴ = 201408273817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201425050993 and 201425051011.

It is not an unprimeable number, because it can be changed into a prime (201425051533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900236278 + ... + 1900236383.

It is an arithmetic number, because the mean of its divisors is an integer number (51306380937).

Almost surely, 2^201425051033 is an apocalyptic number.

It is an amenable number.

201425051033 is a deficient number, since it is larger than the sum of its proper divisors (3800472715).

201425051033 is an equidigital number, since it uses as much as digits as its factorization.

201425051033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3800472714.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 201425051033 its reverse (330150524102), we get a palindrome (531575575135).

The spelling of 201425051033 in words is "two hundred one billion, four hundred twenty-five million, fifty-one thousand, thirty-three".