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122020168233 = 343945892777
BaseRepresentation
bin111000110100011111…
…0000000001000101001
3102122221210110210100010
41301220332000020221
53444344130340413
6132015535402133
711546526213465
oct1615076001051
9378853423303
10122020168233
1147826227447
121b794383349
13b6778a35a2
145c977714a5
1532924eddc3
hex1c68f80229

122020168233 has 8 divisors (see below), whose sum is σ = 166477128928. Its totient is φ = 79454993184.

The previous prime is 122020168213. The next prime is 122020168253. The reversal of 122020168233 is 332861020221.

It is an interprime number because it is at equal distance from previous prime (122020168213) and next prime (122020168253).

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

It is not a de Polignac number, because 122020168233 - 230 = 120946426409 is a prime.

It is a super-5 number, since 5×1220201682335 (a number of 57 digits) contains 55555 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122020168233.

It is not an unprimeable number, because it can be changed into a prime (122020168213) 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, 472946260 + ... + 472946517.

It is an arithmetic number, because the mean of its divisors is an integer number (20809641116).

Almost surely, 2122020168233 is an apocalyptic number.

It is an amenable number.

122020168233 is a deficient number, since it is larger than the sum of its proper divisors (44456960695).

122020168233 is an equidigital number, since it uses as much as digits as its factorization.

122020168233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945892823.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 122020168233 its reverse (332861020221), we get a palindrome (454881188454).

The spelling of 122020168233 in words is "one hundred twenty-two billion, twenty million, one hundred sixty-eight thousand, two hundred thirty-three".

Divisors: 1 3 43 129 945892777 2837678331 40673389411 122020168233