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1031031200203 = 29618919333931
BaseRepresentation
bin11110000000011100011…
…11111001100111001011
310122120021100002201121021
433000032033321213023
5113343022441401303
62105352120453311
7134326625413324
oct17001617714713
93576240081537
101031031200203
113682922629a4
121479a231a237
13762c21a3174
1437c8b80144b
151bc45b85ebd
hexf00e3f99cb

1031031200203 has 32 divisors (see below), whose sum is σ = 1101962059200. Its totient is φ = 963112550400.

The previous prime is 1031031200179. The next prime is 1031031200237. The reversal of 1031031200203 is 3020021301301.

It is not a de Polignac number, because 1031031200203 - 29 = 1031031199691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031031200503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30369148 + ... + 30403078.

It is an arithmetic number, because the mean of its divisors is an integer number (34436314350).

Almost surely, 21031031200203 is an apocalyptic number.

1031031200203 is a deficient number, since it is larger than the sum of its proper divisors (70930858997).

1031031200203 is a wasteful number, since it uses less digits than its factorization.

1031031200203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34303.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1031031200203 its reverse (3020021301301), we get a palindrome (4051052501504).

The spelling of 1031031200203 in words is "one trillion, thirty-one billion, thirty-one million, two hundred thousand, two hundred three".

Divisors: 1 29 61 89 193 1769 2581 5429 5597 11773 17177 33931 157441 341417 498133 983999 1047797 2069791 3019859 6548683 30386113 60023939 87575911 184211399 189911807 399469663 582832787 5342130571 11584620227 16902150823 35552800007 1031031200203