1203122535031 has 2 divisors, whose sum is σ = 1203122535032. Its totient is φ = 1203122535030.

The previous prime is 1203122535029. The next prime is 1203122535073. The reversal of 1203122535031 is 1305352213021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203122535031 - 2¹ = 1203122535029 is a prime.

It is a super-2 number, since 2×1203122535031² (a number of 25 digits) contains 22 as substring.

Together with 1203122535029, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203122535631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601561267515 + 601561267516.

It is an arithmetic number, because the mean of its divisors is an integer number (601561267516).

Almost surely, 2^{1203122535031} is an apocalyptic number.

1203122535031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203122535031 is an equidigital number, since it uses as much as digits as its factorization.

1203122535031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1203122535031 its reverse (1305352213021), we get a palindrome (2508474748052).

The spelling of 1203122535031 in words is "one trillion, two hundred three billion, one hundred twenty-two million, five hundred thirty-five thousand, thirty-one".