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122220220012201 = 1075803611968163
BaseRepresentation
bin11011110010100010011100…
…110011000101011010101001
3121000202010202021102121122201
4123302202130303011122221
5112004424002310342301
61111535105521020201
734513055663000143
oct3362423463053251
9530663667377581
10122220220012201
1135a41338a16683
121185b120484661
13532741812ac6c
1422276c11d7c93
15e1e365cd2201
hex6f289ccc56a9

122220220012201 has 8 divisors (see below), whose sum is σ = 123362740299744. Its totient is φ = 121077704821920.

The previous prime is 122220220012153. The next prime is 122220220012213. The reversal of 122220220012201 is 102210022022221.

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 122220220012201 - 213 = 122220220004009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122220220012301) 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, 61114546 + ... + 63082708.

It is an arithmetic number, because the mean of its divisors is an integer number (15420342537468).

Almost surely, 2122220220012201 is an apocalyptic number.

It is an amenable number.

122220220012201 is a deficient number, since it is larger than the sum of its proper divisors (1142520287543).

122220220012201 is a wasteful number, since it uses less digits than its factorization.

122220220012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548631.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122220220012201 its reverse (102210022022221), we get a palindrome (224430242034422).

The spelling of 122220220012201 in words is "one hundred twenty-two trillion, two hundred twenty billion, two hundred twenty million, twelve thousand, two hundred one".

Divisors: 1 107 580361 1968163 62098627 210593441 1142245046843 122220220012201