203201031149 has 2 divisors, whose sum is σ = 203201031150. Its totient is φ = 203201031148.

The previous prime is 203201031119. The next prime is 203201031167. The reversal of 203201031149 is 941130102302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136478524900 + 66722506249 = 369430^2 + 258307^2 .

It is a cyclic number.

It is not a de Polignac number, because 203201031149 - 2²⁴ = 203184253933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203201031119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101600515574 + 101600515575.

It is an arithmetic number, because the mean of its divisors is an integer number (101600515575).

Almost surely, 2^203201031149 is an apocalyptic number.

It is an amenable number.

203201031149 is a deficient number, since it is larger than the sum of its proper divisors (1).

203201031149 is an equidigital number, since it uses as much as digits as its factorization.

203201031149 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 26.

The spelling of 203201031149 in words is "two hundred three billion, two hundred one million, thirty-one thousand, one hundred forty-nine".