1035503211231 has 24 divisors (see below), whose sum is σ = 1505214104576. Its totient is φ = 685958498640.

The previous prime is 1035503211191. The next prime is 1035503211283. The reversal of 1035503211231 is 1321123055301.

1035503211231 is a `hidden beast` number, since 1 + 0 + 35 + 503 + 2 + 1 + 123 + 1 = 666.

It is not a de Polignac number, because 1035503211231 - 2²² = 1035499016927 is a prime.

It is a super-3 number, since 3×1035503211231³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1035503211195 and 1035503211204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035503211731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7280706 + ... + 7421568.

Almost surely, 2^{1035503211231} is an apocalyptic number.

1035503211231 is a deficient number, since it is larger than the sum of its proper divisors (469710893345).

1035503211231 is a wasteful number, since it uses less digits than its factorization.

1035503211231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146043 (or 146040 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

Adding to 1035503211231 its reverse (1321123055301), we get a palindrome (2356626266532).

The spelling of 1035503211231 in words is "one trillion, thirty-five billion, five hundred three million, two hundred eleven thousand, two hundred thirty-one".