1232130021123 has 8 divisors (see below), whose sum is σ = 1651916493136. Its totient is φ = 816881781600.

The previous prime is 1232130021121. The next prime is 1232130021169. The reversal of 1232130021123 is 3211200312321.

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

It is not a de Polignac number, because 1232130021123 - 2¹ = 1232130021121 is a prime.

It is a super-2 number, since 2×1232130021123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1232130021123.

It is not an unprimeable number, because it can be changed into a prime (1232130021121) 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, 1134557488 + ... + 1134558573.

It is an arithmetic number, because the mean of its divisors is an integer number (206489561642).

Almost surely, 2^{1232130021123} is an apocalyptic number.

1232130021123 is a deficient number, since it is larger than the sum of its proper divisors (419786472013).

1232130021123 is a wasteful number, since it uses less digits than its factorization.

1232130021123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269116245.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1232130021123 its reverse (3211200312321), we get a palindrome (4443330333444).

The spelling of 1232130021123 in words is "one trillion, two hundred thirty-two billion, one hundred thirty million, twenty-one thousand, one hundred twenty-three".