1141020112431 has 32 divisors (see below), whose sum is σ = 1668569241600. Its totient is φ = 692839259520.

The previous prime is 1141020112417. The next prime is 1141020112433. The reversal of 1141020112431 is 1342110201411.

It is not a de Polignac number, because 1141020112431 - 2¹⁷ = 1141019981359 is a prime.

It is a super-2 number, since 2×1141020112431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1141020112398 and 1141020112407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141020112433) 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 31 ways as a sum of consecutive naturals, for example, 791721 + ... + 1705538.

It is an arithmetic number, because the mean of its divisors is an integer number (52142788800).

Almost surely, 2^{1141020112431} is an apocalyptic number.

1141020112431 is a deficient number, since it is larger than the sum of its proper divisors (527549129169).

1141020112431 is an equidigital number, since it uses as much as digits as its factorization.

1141020112431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497344 (or 2497310 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1141020112431 its reverse (1342110201411), we get a palindrome (2483130313842).

The spelling of 1141020112431 in words is "one trillion, one hundred forty-one billion, twenty million, one hundred twelve thousand, four hundred thirty-one".