30140100123 has 16 divisors (see below), whose sum is σ = 46995860736. Its totient is φ = 16822380960.

The previous prime is 30140100091. The next prime is 30140100127. The reversal of 30140100123 is 32100104103.

It is not a de Polignac number, because 30140100123 - 2⁵ = 30140100091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30140100127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16687968 + ... + 16689773.

It is an arithmetic number, because the mean of its divisors is an integer number (2937241296).

Almost surely, 2^30140100123 is an apocalyptic number.

30140100123 is a deficient number, since it is larger than the sum of its proper divisors (16855760613).

30140100123 is a wasteful number, since it uses less digits than its factorization.

30140100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33377794.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30140100123 its reverse (32100104103), we get a palindrome (62240204226).

The spelling of 30140100123 in words is "thirty billion, one hundred forty million, one hundred thousand, one hundred twenty-three".