63231373301 has 4 divisors (see below), whose sum is σ = 63857426604. Its totient is φ = 62605320000.

The previous prime is 63231373277. The next prime is 63231373313. The reversal of 63231373301 is 10337313236.

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 46083208900 + 17148164401 = 214670^2 + 130951^2 .

It is a cyclic number.

It is not a de Polignac number, because 63231373301 - 2⁶ = 63231373237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63231373391) 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, 313026500 + ... + 313026701.

It is an arithmetic number, because the mean of its divisors is an integer number (15964356651).

Almost surely, 2^63231373301 is an apocalyptic number.

It is an amenable number.

63231373301 is a deficient number, since it is larger than the sum of its proper divisors (626053303).

63231373301 is a wasteful number, since it uses less digits than its factorization.

63231373301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626053302.

The product of its (nonzero) digits is 20412, while the sum is 32.

Adding to 63231373301 its reverse (10337313236), we get a palindrome (73568686537).

The spelling of 63231373301 in words is "sixty-three billion, two hundred thirty-one million, three hundred seventy-three thousand, three hundred one".