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12020210102202 = 2319239441173387
BaseRepresentation
bin1010111011101010110001…
…0110100110111110111010
31120120010021002221200002020
42232322230112212332322
53033414342241232302
641322001442415310
72350301004030201
oct256725426467672
946503232850066
1012020210102202
113914819266805
121421720061536
1369266877aa43
142d7ad1b56238
1515ca1733debc
hexaeeac5a6fba

12020210102202 has 32 divisors (see below), whose sum is σ = 25411587148800. Its totient is φ = 3779973571248.

The previous prime is 12020210102189. The next prime is 12020210102227. The reversal of 12020210102202 is 20220101202021.

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, 220559448 + ... + 220613939.

It is an arithmetic number, because the mean of its divisors is an integer number (794112098400).

Almost surely, 212020210102202 is an apocalyptic number.

12020210102202 is an abundant number, since it is smaller than the sum of its proper divisors (13391377046598).

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

12020210102202 is a wasteful number, since it uses less digits than its factorization.

12020210102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441173650.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12020210102202 its reverse (20220101202021), we get a palindrome (32240311304223).

The spelling of 12020210102202 in words is "twelve trillion, twenty billion, two hundred ten million, one hundred two thousand, two hundred two".

Divisors: 1 2 3 6 19 38 57 114 239 478 717 1434 4541 9082 13623 27246 441173387 882346774 1323520161 2647040322 8382294353 16764588706 25146883059 50293766118 105440439493 210880878986 316321318479 632642636958 2003368350367 4006736700734 6010105051101 12020210102202