134420020012 has 6 divisors (see below), whose sum is σ = 235235035028. Its totient is φ = 67210010004.

The previous prime is 134420019991. The next prime is 134420020027. The reversal of 134420020012 is 210020024431.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16802502498 + ... + 16802502505.

Almost surely, 2^134420020012 is an apocalyptic number.

It is an amenable number.

134420020012 is a deficient number, since it is larger than the sum of its proper divisors (100815015016).

134420020012 is a wasteful number, since it uses less digits than its factorization.

134420020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33605005007 (or 33605005005 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 134420020012 its reverse (210020024431), we get a palindrome (344440044443).

The spelling of 134420020012 in words is "one hundred thirty-four billion, four hundred twenty million, twenty thousand, twelve".