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22221012002201 = 712111483279621
BaseRepresentation
bin1010000110101101110111…
…00001101110010110011001
32220200022022112101100101222
411003112323201232112121
510403032113033032301
6115132105245221425
74452262251400415
oct503267341562631
986608275340358
1022221012002201
117097972a7a2a1
1225aa6b7b61875
13c525810c206c
1456b707667d45
15288045d0631b
hex1435bb86e599

22221012002201 has 8 divisors (see below), whose sum is σ = 22640780150208. Its totient is φ = 21804210414000.

The previous prime is 22221012002179. The next prime is 22221012002219. The reversal of 22221012002201 is 10220021012222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22221012002201 - 226 = 22220944893337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22221012002201.

It is not an unprimeable number, because it can be changed into a prime (22221012002281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741624830 + ... + 741654791.

It is an arithmetic number, because the mean of its divisors is an integer number (2830097518776).

Almost surely, 222221012002201 is an apocalyptic number.

It is an amenable number.

22221012002201 is a deficient number, since it is larger than the sum of its proper divisors (419768148007).

22221012002201 is a wasteful number, since it uses less digits than its factorization.

22221012002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483279903.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22221012002201 its reverse (10220021012222), we get a palindrome (32441033014423).

The spelling of 22221012002201 in words is "twenty-two trillion, two hundred twenty-one billion, twelve million, two thousand, two hundred one".

Divisors: 1 71 211 14981 1483279621 105312853091 312972000031 22221012002201