12013100034 has 32 divisors (see below), whose sum is σ = 25895595264. Its totient is φ = 3693306240.

The previous prime is 12013100009. The next prime is 12013100039. The reversal of 12013100034 is 43000131021.

It is a junction number, because it is equal to n+sod(n) for n = 12013099986 and 12013100022.

It is not an unprimeable number, because it can be changed into a prime (12013100039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33462 + ... + 158574.

It is an arithmetic number, because the mean of its divisors is an integer number (809237352).

Almost surely, 2^12013100034 is an apocalyptic number.

12013100034 is an abundant number, since it is smaller than the sum of its proper divisors (13882495230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12013100034 is a wasteful number, since it uses less digits than its factorization.

12013100034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126362.

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

Adding to 12013100034 its reverse (43000131021), we get a palindrome (55013231055).

The spelling of 12013100034 in words is "twelve billion, thirteen million, one hundred thousand, thirty-four".