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1202020300000 = 25551347103191
BaseRepresentation
bin10001011111011101111…
…111100011010011100000
311020220121212020222120101
4101133131333203103200
5124143214144100000
62320111150352144
7152562116653342
oct21373577432340
94226555228511
101202020300000
11423857139413
12174b621bb654
138947201bbb0
144226c989292
152140225ce6a
hex117ddfe34e0

1202020300000 has 576 divisors, whose sum is σ = 3301996658688. Its totient is φ = 427910400000.

The previous prime is 1202020299967. The next prime is 1202020300009. The reversal of 1202020300000 is 30202021.

It is a super-2 number, since 2×12020203000002 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 1202020300000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202020300009) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6293299905 + ... + 6293300095.

It is an arithmetic number, because the mean of its divisors is an integer number (5732633088).

Almost surely, 21202020300000 is an apocalyptic number.

1202020300000 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 1202020300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1650998329344).

1202020300000 is an abundant number, since it is smaller than the sum of its proper divisors (2099976358688).

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

1202020300000 is a wasteful number, since it uses less digits than its factorization.

1202020300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 1202020300000 its reverse (30202021), we get a palindrome (1202050502021).

The spelling of 1202020300000 in words is "one trillion, two hundred two billion, twenty million, three hundred thousand".