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12201002088 = 2331124201447
BaseRepresentation
bin10110101110011110…
…01000010001101000
31011111022100010101020
423113033020101220
5144441424031323
65334405452440
7611231543442
oct132717102150
934438303336
1012201002088
1151a1169500
122446111120
1311c59acc82
1483a5c1492
154b6226ae3
hex2d73c8468

12201002088 has 48 divisors (see below), whose sum is σ = 33527555040. Its totient is φ = 3697272480.

The previous prime is 12201002087. The next prime is 12201002113. The reversal of 12201002088 is 88020010221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (12201002087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2097820 + ... + 2103627.

It is an arithmetic number, because the mean of its divisors is an integer number (698490730).

Almost surely, 212201002088 is an apocalyptic number.

It is an amenable number.

12201002088 is an abundant number, since it is smaller than the sum of its proper divisors (21326552952).

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

12201002088 is a wasteful number, since it uses less digits than its factorization.

12201002088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4201478 (or 4201463 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The spelling of 12201002088 in words is "twelve billion, two hundred one million, two thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 121 132 242 264 363 484 726 968 1452 2904 4201447 8402894 12604341 16805788 25208682 33611576 46215917 50417364 92431834 100834728 138647751 184863668 277295502 369727336 508375087 554591004 1016750174 1109182008 1525125261 2033500348 3050250522 4067000696 6100501044 12201002088