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111012020112010 = 2561318109628077
BaseRepresentation
bin11001001111011100000000…
…000001100100101010001010
3112120001122102112221011102211
4121033130000001210222022
5104022310104122041020
61032034115031015334
732245232226526123
oct3117340001445212
9476048375834384
10111012020112010
113240aa2a304156
121054aa58b0a54a
1349c3508923bc4
141d5b02091d04a
15cc7a2636d85a
hex64f700064a8a

111012020112010 has 16 divisors (see below), whose sum is σ = 200147609518056. Its totient is φ = 44332369530048.

The previous prime is 111012020111903. The next prime is 111012020112029. The reversal of 111012020112010 is 10211020210111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 38109299532529 + 72902720579481 = 6173273^2 + 8538309^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9054807909 + ... + 9054820168.

Almost surely, 2111012020112010 is an apocalyptic number.

111012020112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111012020112010 is a deficient number, since it is larger than the sum of its proper divisors (89135589406046).

111012020112010 is a wasteful number, since it uses less digits than its factorization.

111012020112010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18109628697.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111012020112010 its reverse (10211020210111), we get a palindrome (121223040322121).

The spelling of 111012020112010 in words is "one hundred eleven trillion, twelve billion, twenty million, one hundred twelve thousand, ten".

Divisors: 1 2 5 10 613 1226 3065 6130 18109628077 36219256154 90548140385 181096280770 11101202011201 22202404022402 55506010056005 111012020112010