1131202132123 has 8 divisors (see below), whose sum is σ = 1298599758848. Its totient is φ = 965253835944.

The previous prime is 1131202132111. The next prime is 1131202132141. The reversal of 1131202132123 is 3212312021311.

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 1131202132123 - 2⁵ = 1131202132091 is a prime.

It is a super-2 number, since 2×1131202132123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131202132094 and 1131202132103.

It is not an unprimeable number, because it can be changed into a prime (1131202432123) 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, 362330961 + ... + 362334082.

It is an arithmetic number, because the mean of its divisors is an integer number (162324969856).

Almost surely, 2^{1131202132123} is an apocalyptic number.

1131202132123 is a deficient number, since it is larger than the sum of its proper divisors (167397626725).

1131202132123 is an equidigital number, since it uses as much as digits as its factorization.

1131202132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724665273.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1131202132123 its reverse (3212312021311), we get a palindrome (4343514153434).

The spelling of 1131202132123 in words is "one trillion, one hundred thirty-one billion, two hundred two million, one hundred thirty-two thousand, one hundred twenty-three".