104020354212 has 12 divisors (see below), whose sum is σ = 242714159856. Its totient is φ = 34673451400.

The previous prime is 104020354211. The next prime is 104020354213. The reversal of 104020354212 is 212453020401.

It is an interprime number because it is at equal distance from previous prime (104020354211) and next prime (104020354213).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×104020354212² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104020354211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4334181414 + ... + 4334181437.

It is an arithmetic number, because the mean of its divisors is an integer number (20226179988).

Almost surely, 2^104020354212 is an apocalyptic number.

104020354212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104020354212 is an abundant number, since it is smaller than the sum of its proper divisors (138693805644).

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

104020354212 is a wasteful number, since it uses less digits than its factorization.

104020354212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8668362858 (or 8668362856 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 104020354212 its reverse (212453020401), we get a palindrome (316473374613).

The spelling of 104020354212 in words is "one hundred four billion, twenty million, three hundred fifty-four thousand, two hundred twelve".