30122100101223 has 12 divisors (see below), whose sum is σ = 46856600157640. Its totient is φ = 18536676985296.

The previous prime is 30122100101209. The next prime is 30122100101251. The reversal of 30122100101223 is 32210100122103.

It is not a de Polignac number, because 30122100101223 - 2⁹ = 30122100100711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30122100101196 and 30122100101205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30122100101323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128726923393 + ... + 128726923626.

Almost surely, 2^{30122100101223} is an apocalyptic number.

30122100101223 is a deficient number, since it is larger than the sum of its proper divisors (16734500056417).

30122100101223 is a wasteful number, since it uses less digits than its factorization.

30122100101223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257453847038 (or 257453847035 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 30122100101223 its reverse (32210100122103), we get a palindrome (62332200223326).

The spelling of 30122100101223 in words is "thirty trillion, one hundred twenty-two billion, one hundred million, one hundred one thousand, two hundred twenty-three".