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10213131132 = 2233122377323
BaseRepresentation
bin10011000001100000…
…00000001101111100
3222100202210211002000
421200300000031330
5131404030144012
64405234502300
7511043116341
oct114060001574
928322724060
1010213131132
114371056646
121b90434990
13c69bc1579
146cc5a27c8
153eb95cddc
hex260c0037c

10213131132 has 48 divisors (see below), whose sum is σ = 26500481280. Its totient is φ = 3401549424.

The previous prime is 10213131121. The next prime is 10213131143. The reversal of 10213131132 is 23113131201.

It is an interprime number because it is at equal distance from previous prime (10213131121) and next prime (10213131143).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93423 + ... + 170745.

It is an arithmetic number, because the mean of its divisors is an integer number (552093360).

Almost surely, 210213131132 is an apocalyptic number.

10213131132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10213131132 is an abundant number, since it is smaller than the sum of its proper divisors (16287350148).

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

10213131132 is a wasteful number, since it uses less digits than its factorization.

10213131132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78559 (or 78551 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10213131132 its reverse (23113131201), we get a palindrome (33326262333).

The spelling of 10213131132 in words is "ten billion, two hundred thirteen million, one hundred thirty-one thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 1223 2446 3669 4892 7338 11007 14676 22014 33021 44028 66042 77323 132084 154646 231969 309292 463938 695907 927876 1391814 2087721 2783628 4175442 8350884 94566029 189132058 283698087 378264116 567396174 851094261 1134792348 1702188522 2553282783 3404377044 5106565566 10213131132