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122030653260 = 22352033844221
BaseRepresentation
bin111000110100110010…
…1111111111101001100
3102122222112012111002110
41301221211333331030
53444404321401020
6132020552224020
711550014303205
oct1615145777514
9378875174073
10122030653260
1147831138a5a
121b79799b010
13b679b04b49
145c98d005ac
1532933c08e0
hex1c6997ff4c

122030653260 has 24 divisors (see below), whose sum is σ = 341685829296. Its totient is φ = 32541507520.

The previous prime is 122030653249. The next prime is 122030653309. The reversal of 122030653260 is 62356030221.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016922051 + ... + 1016922170.

It is an arithmetic number, because the mean of its divisors is an integer number (14236909554).

Almost surely, 2122030653260 is an apocalyptic number.

122030653260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122030653260 is an abundant number, since it is smaller than the sum of its proper divisors (219655176036).

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

122030653260 is a wasteful number, since it uses less digits than its factorization.

122030653260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2033844233 (or 2033844231 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 122030653260 its reverse (62356030221), we get a palindrome (184386683481).

The spelling of 122030653260 in words is "one hundred twenty-two billion, thirty million, six hundred fifty-three thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2033844221 4067688442 6101532663 8135376884 10169221105 12203065326 20338442210 24406130652 30507663315 40676884420 61015326630 122030653260