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122312120022201 = 3375931858197287
BaseRepresentation
bin11011110011111000000010…
…011101110011010010111001
3121001001220221221111211111210
4123303320002131303102321
5112012430210211202301
61112045225013113333
734522521233124354
oct3363700235632271
9531056857454453
10122312120022201
1135a7730809a36a
1211874aa9628849
135332ca27884c5
14222bd1c5a329b
15e21943d6ead6
hex6f3e027734b9

122312120022201 has 16 divisors (see below), whose sum is σ = 167772916738944. Its totient is φ = 79203801118464.

The previous prime is 122312120022181. The next prime is 122312120022217. The reversal of 122312120022201 is 102220021213221.

It is not a de Polignac number, because 122312120022201 - 26 = 122312120022137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122312120022101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 929032821 + ... + 929164466.

It is an arithmetic number, because the mean of its divisors is an integer number (10485807296184).

Almost surely, 2122312120022201 is an apocalyptic number.

It is an amenable number.

122312120022201 is a deficient number, since it is larger than the sum of its proper divisors (45460796716743).

122312120022201 is a wasteful number, since it uses less digits than its factorization.

122312120022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858197920.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 122312120022201 its reverse (102220021213221), we get a palindrome (224532141235422).

The spelling of 122312120022201 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred twenty million, twenty-two thousand, two hundred one".

Divisors: 1 3 37 111 593 1779 21941 65823 1858197287 5574591861 68753299619 206259898857 1101910991191 3305732973573 40770706674067 122312120022201