1143112201131 has 16 divisors (see below), whose sum is σ = 1532533469184. Its totient is φ = 757894338144.

The previous prime is 1143112201097. The next prime is 1143112201151. The reversal of 1143112201131 is 1311022113411.

It is a happy number.

It is not a de Polignac number, because 1143112201131 - 2⁷ = 1143112201003 is a prime.

It is a super-2 number, since 2×1143112201131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1143112201098 and 1143112201107.

It is not an unprimeable number, because it can be changed into a prime (1143112201151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1034836 + ... + 1832241.

It is an arithmetic number, because the mean of its divisors is an integer number (95783341824).

Almost surely, 2^{1143112201131} is an apocalyptic number.

1143112201131 is a deficient number, since it is larger than the sum of its proper divisors (389421268053).

1143112201131 is a wasteful number, since it uses less digits than its factorization.

1143112201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867810.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 1143112201131 its reverse (1311022113411), we get a palindrome (2454134314542).

The spelling of 1143112201131 in words is "one trillion, one hundred forty-three billion, one hundred twelve million, two hundred one thousand, one hundred thirty-one".