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220213313112 = 233131514674251
BaseRepresentation
bin1100110100010110111…
…1000111111001011000
3210001102001012101022210
43031011233013321120
512101444102004422
6245055315315120
721624043164012
oct3150557077130
9701361171283
10220213313112
1185434746551
1236818babaa0
13179c5c62990
14a9308531b2
155adccc910c
hex3345bc7e58

220213313112 has 64 divisors (see below), whose sum is σ = 596808495360. Its totient is φ = 67309200000.

The previous prime is 220213313107. The next prime is 220213313113. The reversal of 220213313112 is 211313312022.

It is a super-2 number, since 2×2202133131122 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220213313113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2290014 + ... + 2384237.

It is an arithmetic number, because the mean of its divisors is an integer number (9325132740).

Almost surely, 2220213313112 is an apocalyptic number.

It is an amenable number.

220213313112 is an abundant number, since it is smaller than the sum of its proper divisors (376595182248).

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

220213313112 is a wasteful number, since it uses less digits than its factorization.

220213313112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674424 (or 4674420 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 220213313112 its reverse (211313312022), we get a palindrome (431526625134).

The spelling of 220213313112 in words is "two hundred twenty billion, two hundred thirteen million, three hundred thirteen thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 151 156 302 312 453 604 906 1208 1812 1963 3624 3926 5889 7852 11778 15704 23556 47112 4674251 9348502 14022753 18697004 28045506 37394008 56091012 60765263 112182024 121530526 182295789 243061052 364591578 486122104 705811901 729183156 1411623802 1458366312 2117435703 2823247604 4234871406 5646495208 8469742812 9175554713 16939485624 18351109426 27526664139 36702218852 55053328278 73404437704 110106656556 220213313112