203102032249 has 2 divisors, whose sum is σ = 203102032250. Its totient is φ = 203102032248.

The previous prime is 203102032219. The next prime is 203102032253. The reversal of 203102032249 is 942230201302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191696860224 + 11405172025 = 437832^2 + 106795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203102032249 is a prime.

It is not a weakly prime, because it can be changed into another prime (203102032219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101551016124 + 101551016125.

It is an arithmetic number, because the mean of its divisors is an integer number (101551016125).

Almost surely, 2^203102032249 is an apocalyptic number.

It is an amenable number.

203102032249 is a deficient number, since it is larger than the sum of its proper divisors (1).

203102032249 is an equidigital number, since it uses as much as digits as its factorization.

203102032249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 203102032249 in words is "two hundred three billion, one hundred two million, thirty-two thousand, two hundred forty-nine".