1203012331189 has 2 divisors, whose sum is σ = 1203012331190. Its totient is φ = 1203012331188.

The previous prime is 1203012331159. The next prime is 1203012331201. The reversal of 1203012331189 is 9811332103021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 692906408100 + 510105923089 = 832410^2 + 714217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203012331189 - 2¹³ = 1203012322997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203012331159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601506165594 + 601506165595.

It is an arithmetic number, because the mean of its divisors is an integer number (601506165595).

Almost surely, 2^{1203012331189} is an apocalyptic number.

It is an amenable number.

1203012331189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203012331189 is an equidigital number, since it uses as much as digits as its factorization.

1203012331189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 1203012331189 in words is "one trillion, two hundred three billion, twelve million, three hundred thirty-one thousand, one hundred eighty-nine".