1203331242997 has 12 divisors (see below), whose sum is σ = 1347947062020. Its totient is φ = 1072464976128.

The previous prime is 1203331242979. The next prime is 1203331243013. The reversal of 1203331242997 is 7992421333021.

It can be written as a sum of positive squares in 6 ways, for example, as 124373307556 + 1078957935441 = 352666^2 + 1038729^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1203331242997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203331042997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122758948 + ... + 122768749.

It is an arithmetic number, because the mean of its divisors is an integer number (112328921835).

Almost surely, 2^{1203331242997} is an apocalyptic number.

It is an amenable number.

1203331242997 is a deficient number, since it is larger than the sum of its proper divisors (144615819023).

1203331242997 is a wasteful number, since it uses less digits than its factorization.

1203331242997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245527752 (or 245527739 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 1203331242997 in words is "one trillion, two hundred three billion, three hundred thirty-one million, two hundred forty-two thousand, nine hundred ninety-seven".