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122030202948 = 22333130722609
BaseRepresentation
bin111000110100110010…
…0010010000001000100
3102122222111100121101020
41301221210102001010
53444404212443243
6132020534431140
711550010416303
oct1615144220104
9378874317336
10122030202948
11478309606a5
121b7978024b0
13b6799a7ba4
145c98c2443a
153293332283
hex1c69912044

122030202948 has 24 divisors (see below), whose sum is σ = 285597382560. Its totient is φ = 40553842560.

The previous prime is 122030202881. The next prime is 122030202949. The reversal of 122030202948 is 849202030221.

It is not an unprimeable number, because it can be changed into a prime (122030202949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15357333 + ... + 15365276.

It is an arithmetic number, because the mean of its divisors is an integer number (11899890940).

Almost surely, 2122030202948 is an apocalyptic number.

It is an amenable number.

122030202948 is an abundant number, since it is smaller than the sum of its proper divisors (163567179612).

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

122030202948 is a wasteful number, since it uses less digits than its factorization.

122030202948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30722947 (or 30722945 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 122030202948 in words is "one hundred twenty-two billion, thirty million, two hundred two thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 331 662 993 1324 1986 3972 30722609 61445218 92167827 122890436 184335654 368671308 10169183579 20338367158 30507550737 40676734316 61015101474 122030202948