13433212021040 has 40 divisors (see below), whose sum is σ = 35693963371680. Its totient is φ = 4605672692736.

The previous prime is 13433212021007. The next prime is 13433212021109. The reversal of 13433212021040 is 4012021233431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×13433212021040² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11993938745 + ... + 11993939864.

It is an arithmetic number, because the mean of its divisors is an integer number (892349084292).

Almost surely, 2^{13433212021040} is an apocalyptic number.

13433212021040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13433212021040 is an abundant number, since it is smaller than the sum of its proper divisors (22260751350640).

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

13433212021040 is a wasteful number, since it uses less digits than its factorization.

13433212021040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23987878629 (or 23987878623 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 13433212021040 its reverse (4012021233431), we get a palindrome (17445233254471).

The spelling of 13433212021040 in words is "thirteen trillion, four hundred thirty-three billion, two hundred twelve million, twenty-one thousand, forty".