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1040212011210 = 2351915881114913
BaseRepresentation
bin11110010001100010111…
…01111010100011001010
310200102222011102020200120
433020301131322203022
5114020323233324320
62113511121244110
7135103265131221
oct17106135724312
93612864366616
101040212011210
11371173620109
12149724a93636
137712624c508
14384bcc41cb8
151c0d1b7b440
hexf23177a8ca

1040212011210 has 64 divisors (see below), whose sum is σ = 2628092373120. Its totient is φ = 262771568640.

The previous prime is 1040212011193. The next prime is 1040212011221. The reversal of 1040212011210 is 121102120401.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1040212011210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8994714 + ... + 9109626.

It is an arithmetic number, because the mean of its divisors is an integer number (41063943330).

Almost surely, 21040212011210 is an apocalyptic number.

1040212011210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1040212011210 is an abundant number, since it is smaller than the sum of its proper divisors (1587880361910).

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

1040212011210 is a wasteful number, since it uses less digits than its factorization.

1040212011210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130823.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1040212011210 its reverse (121102120401), we get a palindrome (1161314131611).

The spelling of 1040212011210 in words is "one trillion, forty billion, two hundred twelve million, eleven thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 15881 31762 47643 79405 95286 114913 158810 229826 238215 301739 344739 476430 574565 603478 689478 905217 1149130 1508695 1723695 1810434 2183347 3017390 3447390 4366694 4526085 6550041 9052170 10916735 13100082 21833470 32750205 65500410 1824933353 3649866706 5474800059 9124666765 10949600118 18249333530 27374000295 34673733707 54748000590 69347467414 104021201121 173368668535 208042402242 346737337070 520106005605 1040212011210