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122100311001 = 3197206599511
BaseRepresentation
bin111000110110110111…
…1101110001111011001
3102200011101021110112210
41301231233232033121
54000030134423001
6132031521225333
711551521343044
oct1615557561731
9380141243483
10122100311001
1147867495939
121b7b7192249
13b68b383946
145ca4273c5b
15329957edd6
hex1c6dbee3d9

122100311001 has 8 divisors (see below), whose sum is σ = 163626813504. Its totient is φ = 80987007920.

The previous prime is 122100310993. The next prime is 122100311027. The reversal of 122100311001 is 100113001221.

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 122100311001 - 23 = 122100310993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122100311701) 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, 103299165 + ... + 103300346.

It is an arithmetic number, because the mean of its divisors is an integer number (20453351688).

Almost surely, 2122100311001 is an apocalyptic number.

It is an amenable number.

122100311001 is a deficient number, since it is larger than the sum of its proper divisors (41526502503).

122100311001 is a wasteful number, since it uses less digits than its factorization.

122100311001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206599711.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 122100311001 its reverse (100113001221), we get a palindrome (222213312222).

The spelling of 122100311001 in words is "one hundred twenty-two billion, one hundred million, three hundred eleven thousand, one".

Divisors: 1 3 197 591 206599511 619798533 40700103667 122100311001