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120210100100000 = 25557373922283
BaseRepresentation
bin11011010101010010011000…
…010100001001101110100000
3120202121222021120011221221122
4123111102120110021232200
5111224010241111200000
61103355431351111412
734214615225442641
oct3325223024115640
9522558246157848
10120210100100000
11353368a96a9a99
1211595633372568
13520c9c10b3481
1421982b26cd6c8
15dd6e1965c085
hex6d5498509ba0

120210100100000 has 288 divisors, whose sum is σ = 300282053843520. Its totient is φ = 47359054080000.

The previous prime is 120210100099987. The next prime is 120210100100017. The reversal of 120210100100000 is 1001012021.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5394688859 + ... + 5394711141.

It is an arithmetic number, because the mean of its divisors is an integer number (1042646020290).

Almost surely, 2120210100100000 is an apocalyptic number.

120210100100000 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 120210100100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150141026921760).

120210100100000 is an abundant number, since it is smaller than the sum of its proper divisors (180071953743520).

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

120210100100000 is an frugal number, since it uses more digits than its factorization.

120210100100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23130 (or 23102 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 120210100100000 its reverse (1001012021), we get a palindrome (120211101112021).

The spelling of 120210100100000 in words is "one hundred twenty trillion, two hundred ten billion, one hundred million, one hundred thousand".