123121232014 has 32 divisors (see below), whose sum is σ = 203091463296. Its totient is φ = 55515887520.

The previous prime is 123121232009. The next prime is 123121232029. The reversal of 123121232014 is 410232121321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338837 + ... + 1427839.

It is an arithmetic number, because the mean of its divisors is an integer number (6346608228).

Almost surely, 2^123121232014 is an apocalyptic number.

123121232014 is a deficient number, since it is larger than the sum of its proper divisors (79970231282).

123121232014 is a wasteful number, since it uses less digits than its factorization.

123121232014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89520.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 123121232014 its reverse (410232121321), we get a palindrome (533353353335).

The spelling of 123121232014 in words is "one hundred twenty-three billion, one hundred twenty-one million, two hundred thirty-two thousand, fourteen".