123211123011130 has 128 divisors (see below), whose sum is σ = 288559309787136. Its totient is φ = 36729626841600.

The previous prime is 123211123011127. The next prime is 123211123011209. The reversal of 123211123011130 is 31110321112321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 159198774 + ... + 159970846.

It is an arithmetic number, because the mean of its divisors is an integer number (2254369607712).

Almost surely, 2^{123211123011130} is an apocalyptic number.

123211123011130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123211123011130 is an abundant number, since it is smaller than the sum of its proper divisors (165348186776006).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123211123011130 is a wasteful number, since it uses less digits than its factorization.

123211123011130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781132.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 123211123011130 its reverse (31110321112321), we get a palindrome (154321444123451).

The spelling of 123211123011130 in words is "one hundred twenty-three trillion, two hundred eleven billion, one hundred twenty-three million, eleven thousand, one hundred thirty".