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122202121200220 = 2256110106060011
BaseRepresentation
bin11011110010010001100110…
…000001100110001001011100
3121000200102000221022201002001
4123302101212001212021130
5112004124421011401340
61111522513544412044
734511545324431355
oct3362214601461134
9530612027281061
10122202121200220
1135a346a0684326
121185770b177024
1353257c25b1869
142226885608d2c
15e1db56e0b29a
hex6f246606625c

122202121200220 has 12 divisors (see below), whose sum is σ = 256624454520504. Its totient is φ = 48880848480080.

The previous prime is 122202121200209. The next prime is 122202121200281. The reversal of 122202121200220 is 22002121202221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3055053029986 + ... + 3055053030025.

It is an arithmetic number, because the mean of its divisors is an integer number (21385371210042).

Almost surely, 2122202121200220 is an apocalyptic number.

122202121200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122202121200220 is an abundant number, since it is smaller than the sum of its proper divisors (134422333320284).

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

122202121200220 is a wasteful number, since it uses less digits than its factorization.

122202121200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6110106060020 (or 6110106060018 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122202121200220 its reverse (22002121202221), we get a palindrome (144204242402441).

The spelling of 122202121200220 in words is "one hundred twenty-two trillion, two hundred two billion, one hundred twenty-one million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 6110106060011 12220212120022 24440424240044 30550530300055 61101060600110 122202121200220