33431213000001 has 16 divisors (see below), whose sum is σ = 44744911744896. Its totient is φ = 22202496592896.

The previous prime is 33431212999997. The next prime is 33431213000027. The reversal of 33431213000001 is 10000031213433.

It is not a de Polignac number, because 33431213000001 - 2² = 33431212999997 is a prime.

It is a super-2 number, since 2×33431213000001² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33431213000041) 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, 106036471 + ... + 106351283.

It is an arithmetic number, because the mean of its divisors is an integer number (2796556984056).

Almost surely, 2^{33431213000001} is an apocalyptic number.

It is an amenable number.

33431213000001 is a deficient number, since it is larger than the sum of its proper divisors (11313698744895).

33431213000001 is a wasteful number, since it uses less digits than its factorization.

33431213000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449672.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33431213000001 its reverse (10000031213433), we get a palindrome (43431244213434).

The spelling of 33431213000001 in words is "thirty-three trillion, four hundred thirty-one billion, two hundred thirteen million, one", and thus it is an aban number.