123014402121 has 32 divisors (see below), whose sum is σ = 177316634880. Its totient is φ = 75410060544.

The previous prime is 123014402101. The next prime is 123014402171. The reversal of 123014402121 is 121204410321.

It is a de Polignac number, because none of the positive numbers 2^k-123014402121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123014402101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11585611 + ... + 11596223.

It is an arithmetic number, because the mean of its divisors is an integer number (5541144840).

Almost surely, 2^123014402121 is an apocalyptic number.

It is an amenable number.

123014402121 is a deficient number, since it is larger than the sum of its proper divisors (54302232759).

123014402121 is a wasteful number, since it uses less digits than its factorization.

123014402121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11745.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 123014402121 its reverse (121204410321), we get a palindrome (244218812442).

The spelling of 123014402121 in words is "one hundred twenty-three billion, fourteen million, four hundred two thousand, one hundred twenty-one".