201031232029 has 2 divisors, whose sum is σ = 201031232030. Its totient is φ = 201031232028.

The previous prime is 201031232023. The next prime is 201031232041. The reversal of 201031232029 is 920232130102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200480062500 + 551169529 = 447750^2 + 23477^2 .

It is a cyclic number.

It is not a de Polignac number, because 201031232029 - 2⁷ = 201031231901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201031231994 and 201031232012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201031232023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100515616014 + 100515616015.

It is an arithmetic number, because the mean of its divisors is an integer number (100515616015).

Almost surely, 2^201031232029 is an apocalyptic number.

It is an amenable number.

201031232029 is a deficient number, since it is larger than the sum of its proper divisors (1).

201031232029 is an equidigital number, since it uses as much as digits as its factorization.

201031232029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 201031232029 in words is "two hundred one billion, thirty-one million, two hundred thirty-two thousand, twenty-nine".