30301320020123 has 32 divisors (see below), whose sum is σ = 33606059507712. Its totient is φ = 27193284518400.

The previous prime is 30301320020107. The next prime is 30301320020171. The reversal of 30301320020123 is 32102002310303.

It is not a de Polignac number, because 30301320020123 - 2⁴ = 30301320020107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30301320020095 and 30301320020104.

It is not an unprimeable number, because it can be changed into a prime (30301320020423) 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, 60102590 + ... + 60604652.

It is an arithmetic number, because the mean of its divisors is an integer number (1050189359616).

Almost surely, 2^{30301320020123} is an apocalyptic number.

30301320020123 is a deficient number, since it is larger than the sum of its proper divisors (3304739487589).

30301320020123 is a wasteful number, since it uses less digits than its factorization.

30301320020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503795.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30301320020123 its reverse (32102002310303), we get a palindrome (62403322330426).

The spelling of 30301320020123 in words is "thirty trillion, three hundred one billion, three hundred twenty million, twenty thousand, one hundred twenty-three".