1120421143231 has 16 divisors (see below), whose sum is σ = 1218552439104. Its totient is φ = 1024000084224.

The previous prime is 1120421143229. The next prime is 1120421143249. The reversal of 1120421143231 is 1323411240211.

It is not a de Polignac number, because 1120421143231 - 2¹ = 1120421143229 is a prime.

It is a super-2 number, since 2×1120421143231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120421143196 and 1120421143205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120421143031) 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 in 15 ways as a sum of consecutive naturals, for example, 7257315 + ... + 7410091.

It is an arithmetic number, because the mean of its divisors is an integer number (76159527444).

Almost surely, 2^{1120421143231} is an apocalyptic number.

1120421143231 is a deficient number, since it is larger than the sum of its proper divisors (98131295873).

1120421143231 is a wasteful number, since it uses less digits than its factorization.

1120421143231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158370.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1120421143231 its reverse (1323411240211), we get a palindrome (2443832383442).

The spelling of 1120421143231 in words is "one trillion, one hundred twenty billion, four hundred twenty-one million, one hundred forty-three thousand, two hundred thirty-one".