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1031031230200 = 235240112855751
BaseRepresentation
bin11110000000011100100…
…00000000111011111000
310122120021100011020202021
433000032100000323320
5113343022443331300
62105352121244224
7134326625566636
oct17001620007370
93576240136667
101031031230200
11368292283494
121479a2333674
13762c21b3a0a
1437c8b80c356
151bc45b8ed1a
hexf00e400ef8

1031031230200 has 48 divisors (see below), whose sum is σ = 2403125721360. Its totient is φ = 411384000000.

The previous prime is 1031031230149. The next prime is 1031031230237. The reversal of 1031031230200 is 20321301301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6347676 + ... + 6508075.

It is an arithmetic number, because the mean of its divisors is an integer number (50065119195).

Almost surely, 21031031230200 is an apocalyptic number.

1031031230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1031031230200 is an abundant number, since it is smaller than the sum of its proper divisors (1372094491160).

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

1031031230200 is a wasteful number, since it uses less digits than its factorization.

1031031230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12856168 (or 12856159 counting only the distinct ones).

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

Adding to 1031031230200 its reverse (20321301301), we get a palindrome (1051352531501).

The spelling of 1031031230200 in words is "one trillion, thirty-one billion, thirty-one million, two hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 401 802 1604 2005 3208 4010 8020 10025 16040 20050 40100 80200 12855751 25711502 51423004 64278755 102846008 128557510 257115020 321393775 514230040 642787550 1285575100 2571150200 5155156151 10310312302 20620624604 25775780755 41241249208 51551561510 103103123020 128878903775 206206246040 257757807550 515515615100 1031031230200