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122231230001 = 1739111838423
BaseRepresentation
bin111000111010110001…
…1001000111000110001
3102200111111121211122122
41301311203020320301
54000312143330001
6132052515244025
711555001212066
oct1616543107061
9380444554578
10122231230001
1147924385261
121b832ba9615
13b6ac5317ca
145cb77d2c6d
1532a5ce0b1b
hex1c758c8e31

122231230001 has 8 divisors (see below), whose sum is σ = 129454464384. Its totient is φ = 115011680320.

The previous prime is 122231229889. The next prime is 122231230021. The reversal of 122231230001 is 100032132221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122231230001 - 214 = 122231213617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122231230021) 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, 852725 + ... + 985698.

It is an arithmetic number, because the mean of its divisors is an integer number (16181808048).

Almost surely, 2122231230001 is an apocalyptic number.

It is an amenable number.

122231230001 is a deficient number, since it is larger than the sum of its proper divisors (7223234383).

122231230001 is a wasteful number, since it uses less digits than its factorization.

122231230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842351.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 122231230001 its reverse (100032132221), we get a palindrome (222263362222).

The spelling of 122231230001 in words is "one hundred twenty-two billion, two hundred thirty-one million, two hundred thirty thousand, one".

Divisors: 1 17 3911 66487 1838423 31253191 7190072353 122231230001