Search a number
-
+
122220103120201 = 2028739953150791
BaseRepresentation
bin11011110010100010010101…
…110101001011010101001001
3121000202010110010110212222101
4123302202111311023111021
5112004423232344321301
61111535050143353401
734513053043302142
oct3362422565132511
9530663403425871
10122220103120201
1135a41288a37a19
121185b0a92b2861
1353273c9b518b8
1422276ad88aac9
15e1e35a8e2701
hex6f2895d4b549

122220103120201 has 8 divisors (see below), whose sum is σ = 122229997507584. Its totient is φ = 122210209154880.

The previous prime is 122220103120169. The next prime is 122220103120207. The reversal of 122220103120201 is 102021301022221.

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 122220103120201 - 25 = 122220103120169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122220103120207) 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, 810451116 + ... + 810601906.

It is an arithmetic number, because the mean of its divisors is an integer number (15278749688448).

Almost surely, 2122220103120201 is an apocalyptic number.

It is an amenable number.

122220103120201 is a deficient number, since it is larger than the sum of its proper divisors (9894387383).

122220103120201 is a wasteful number, since it uses less digits than its factorization.

122220103120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211031.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 122220103120201 its reverse (102021301022221), we get a palindrome (224241404142422).

The spelling of 122220103120201 in words is "one hundred twenty-two trillion, two hundred twenty billion, one hundred three million, one hundred twenty thousand, two hundred one".

Divisors: 1 20287 39953 150791 810526511 3059097017 6024552823 122220103120201