30012100011123 has 8 divisors (see below), whose sum is σ = 40021933656000. Its totient is φ = 20005166520168.

The previous prime is 30012100011119. The next prime is 30012100011133. The reversal of 30012100011123 is 32111000121003.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30012100011123 - 2² = 30012100011119 is a prime.

It is a super-2 number, since 2×30012100011123² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30012100011133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725014333 + ... + 725055726.

It is an arithmetic number, because the mean of its divisors is an integer number (5002741707000).

Almost surely, 2^{30012100011123} is an apocalyptic number.

30012100011123 is a deficient number, since it is larger than the sum of its proper divisors (10009833644877).

30012100011123 is a wasteful number, since it uses less digits than its factorization.

30012100011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450076961.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 30012100011123 its reverse (32111000121003), we get a palindrome (62123100132126).

The spelling of 30012100011123 in words is "thirty trillion, twelve billion, one hundred million, eleven thousand, one hundred twenty-three".