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230301220122 = 23279161955851
BaseRepresentation
bin1101011001111100000…
…1011011110100011010
3211000110002101011012100
43112133001123310122
512233124103020442
6253444322224230
722432036033431
oct3263701336432
9730402334170
10230301220122
1189741042386
12387734b5076
1318942c1b51c
14b20a53a118
155ecd74d84c
hex359f05bd1a

230301220122 has 24 divisors (see below), whose sum is σ = 505302258240. Its totient is φ = 75795337800.

The previous prime is 230301220099. The next prime is 230301220133. The reversal of 230301220122 is 221022103032.

230301220122 is a `hidden beast` number, since 23 + 0 + 301 + 220 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 230301220095 and 230301220104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80976504 + ... + 80979347.

It is an arithmetic number, because the mean of its divisors is an integer number (21054260760).

Almost surely, 2230301220122 is an apocalyptic number.

230301220122 is an abundant number, since it is smaller than the sum of its proper divisors (275001038118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230301220122 is a wasteful number, since it uses less digits than its factorization.

230301220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161955938 (or 161955935 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 230301220122 its reverse (221022103032), we get a palindrome (451323323154).

The spelling of 230301220122 in words is "two hundred thirty billion, three hundred one million, two hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 9 18 79 158 237 474 711 1422 161955851 323911702 485867553 971735106 1457602659 2915205318 12794512229 25589024458 38383536687 76767073374 115150610061 230301220122