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120220121001120 = 25357263162783617
BaseRepresentation
bin11011010101011011101101…
…100110110110110010100000
3120202122221010221021111000120
4123111123231212312302200
5111224141301434013440
61103404210001520240
734215421445626050
oct3325335546666240
9522587127244016
10120220121001120
113534008119a358
121159756b343080
13521092a20b26a
142198983533560
15dd7304297dd0
hex6d56ed9b6ca0

120220121001120 has 384 divisors, whose sum is σ = 434710250827776. Its totient is φ = 27357250093056.

The previous prime is 120220121001119. The next prime is 120220121001133. The reversal of 120220121001120 is 21100121022021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120220121001120.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1437705552 + ... + 1437789168.

It is an arithmetic number, because the mean of its divisors is an integer number (1132057944864).

Almost surely, 2120220121001120 is an apocalyptic number.

120220121001120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120220121001120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217355125413888).

120220121001120 is an abundant number, since it is smaller than the sum of its proper divisors (314490129826656).

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

120220121001120 is a wasteful number, since it uses less digits than its factorization.

120220121001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85532 (or 85524 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120220121001120 its reverse (21100121022021), we get a palindrome (141320242023141).

The spelling of 120220121001120 in words is "one hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, one thousand, one hundred twenty".