21435123327002 has 48 divisors (see below), whose sum is σ = 41249514781440. Its totient is φ = 8173658491680.

The previous prime is 21435123327001. The next prime is 21435123327011. The reversal of 21435123327002 is 20072332153412.

It is not an unprimeable number, because it can be changed into a prime (21435123327001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134532677 + ... + 134691912.

It is an arithmetic number, because the mean of its divisors is an integer number (859364891280).

Almost surely, 2^{21435123327002} is an apocalyptic number.

21435123327002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21435123327002 is a deficient number, since it is larger than the sum of its proper divisors (19814391454438).

21435123327002 is a wasteful number, since it uses less digits than its factorization.

21435123327002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269224667 (or 269224656 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The spelling of 21435123327002 in words is "twenty-one trillion, four hundred thirty-five billion, one hundred twenty-three million, three hundred twenty-seven thousand, two".