1121112232131 has 8 divisors (see below), whose sum is σ = 1508044772880. Its totient is φ = 740793923072.

The previous prime is 1121112232129. The next prime is 1121112232243. The reversal of 1121112232131 is 1312322111211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121112232131 - 2¹ = 1121112232129 is a prime.

It is a super-2 number, since 2×1121112232131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1121112232098 and 1121112232107.

It is not an unprimeable number, because it can be changed into a prime (1121112232531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1653557526 + ... + 1653558203.

It is an arithmetic number, because the mean of its divisors is an integer number (188505596610).

Almost surely, 2^{1121112232131} is an apocalyptic number.

1121112232131 is a deficient number, since it is larger than the sum of its proper divisors (386932540749).

1121112232131 is a wasteful number, since it uses less digits than its factorization.

1121112232131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3307115845.

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

Adding to 1121112232131 its reverse (1312322111211), we get a palindrome (2433434343342).

The spelling of 1121112232131 in words is "one trillion, one hundred twenty-one billion, one hundred twelve million, two hundred thirty-two thousand, one hundred thirty-one".