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122020013001 = 3220791842173
BaseRepresentation
bin111000110100011110…
…1011010001111001001
3102122221210011220101210
41301220331122033021
53444344110404001
6132015532203333
711546524666065
oct1615075321711
9378853156353
10122020013001
1147826130857
121b794309549
13b67784aa33
145c97730aa5
1532924bcdd6
hex1c68f5a3c9

122020013001 has 8 divisors (see below), whose sum is σ = 162700807680. Its totient is φ = 81342946832.

The previous prime is 122020012999. The next prime is 122020013047. The reversal of 122020013001 is 100310020221.

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 122020013001 - 21 = 122020012999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122020013081) 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, 854850 + ... + 987323.

It is an arithmetic number, because the mean of its divisors is an integer number (20337600960).

Almost surely, 2122020013001 is an apocalyptic number.

It is an amenable number.

122020013001 is a deficient number, since it is larger than the sum of its proper divisors (40680794679).

122020013001 is a wasteful number, since it uses less digits than its factorization.

122020013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864255.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 122020013001 its reverse (100310020221), we get a palindrome (222330033222).

The spelling of 122020013001 in words is "one hundred twenty-two billion, twenty million, thirteen thousand, one".

Divisors: 1 3 22079 66237 1842173 5526519 40673337667 122020013001