Search a number
-
+
122010211001 = 731156045113
BaseRepresentation
bin111000110100001100…
…0000001001010111001
3102122221002201220120202
41301220120001022321
53444334103223001
6132014542131545
711546345452610
oct1615030011271
9378832656522
10122010211001
1147820646428
121b790b80bb5
13b6757c8333
145c962dc877
1532916d396b
hex1c686012b9

122010211001 has 8 divisors (see below), whose sum is σ = 139888604544. Its totient is φ = 104243908320.

The previous prime is 122010210979. The next prime is 122010211013. The reversal of 122010211001 is 100112010221.

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 122010211001 - 210 = 122010209977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122010211031) 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, 28020380 + ... + 28024733.

It is an arithmetic number, because the mean of its divisors is an integer number (17486075568).

Almost surely, 2122010211001 is an apocalyptic number.

It is an amenable number.

122010211001 is a deficient number, since it is larger than the sum of its proper divisors (17878393543).

122010211001 is an equidigital number, since it uses as much as digits as its factorization.

122010211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56045431.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 122010211001 its reverse (100112010221), we get a palindrome (222122221222).

The spelling of 122010211001 in words is "one hundred twenty-two billion, ten million, two hundred eleven thousand, one".

Divisors: 1 7 311 2177 56045113 392315791 17430030143 122010211001