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12210211013 = 7111371171803
BaseRepresentation
bin10110101111100100…
…10000100011000101
31011111221122222122112
423113302100203011
5200001303223023
65335335110405
7611403036560
oct132762204305
934457588575
1012210211013
1151a6389290
122449212405
1311c7885740
1483b8db4d7
154b6e45478
hex2d7c908c5

12210211013 has 32 divisors (see below), whose sum is σ = 16625129472. Its totient is φ = 8658820800.

The previous prime is 12210211001. The next prime is 12210211037. The reversal of 12210211013 is 31011201221.

It is not a de Polignac number, because 12210211013 - 214 = 12210194629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210211913) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14831 + ... + 156972.

It is an arithmetic number, because the mean of its divisors is an integer number (519535296).

Almost surely, 212210211013 is an apocalyptic number.

12210211013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12210211013 is a deficient number, since it is larger than the sum of its proper divisors (4414918459).

12210211013 is a wasteful number, since it uses less digits than its factorization.

12210211013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171905.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12210211013 its reverse (31011201221), we get a palindrome (43221412234).

The spelling of 12210211013 in words is "twelve billion, two hundred ten million, two hundred eleven thousand, thirteen".

Divisors: 1 7 11 13 71 77 91 143 497 781 923 1001 5467 6461 10153 71071 171803 1202621 1889833 2233439 12198013 13228831 15634073 24567829 85386091 134178143 158574169 171974803 939247001 1110019183 1744315859 12210211013