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21222032321030 = 252122203232103
BaseRepresentation
bin1001101001101001000111…
…01100101010101000000110
32210010210202220212111020012
410310310203230222220012
510240200210233233110
6113045133403510222
74320145513250012
oct464644354525006
983123686774205
1021222032321030
116842238a96002
122468b7b828372
13bac2c9328c98
1453521a93b542
1526c078e36905
hex134d23b2aa06

21222032321030 has 8 divisors (see below), whose sum is σ = 38199658177872. Its totient is φ = 8488812928408.

The previous prime is 21222032321003. The next prime is 21222032321047. The reversal of 21222032321030 is 3012323022212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21222032320987 and 21222032321005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061101616042 + ... + 1061101616061.

It is an arithmetic number, because the mean of its divisors is an integer number (4774957272234).

Almost surely, 221222032321030 is an apocalyptic number.

21222032321030 is a deficient number, since it is larger than the sum of its proper divisors (16977625856842).

21222032321030 is a wasteful number, since it uses less digits than its factorization.

21222032321030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122203232110.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 21222032321030 its reverse (3012323022212), we get a palindrome (24234355343242).

The spelling of 21222032321030 in words is "twenty-one trillion, two hundred twenty-two billion, thirty-two million, three hundred twenty-one thousand, thirty".

Divisors: 1 2 5 10 2122203232103 4244406464206 10611016160515 21222032321030