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121012212212102 = 267789373864263
BaseRepresentation
bin11011100000111101011001…
…111011000010000110000110
3120212110122200010122010001102
4123200331121323002012012
5111330131002311241402
61105212124241300102
734326562300056131
oct3340753173020606
9525418603563042
10121012212212102
1135615a9a014882
12116a4b89034632
13526a5307cba03
1421c5045375218
15decc130aa102
hex6e0f59ec2186

121012212212102 has 8 divisors (see below), whose sum is σ = 181786439912976. Its totient is φ = 60416732241112.

The previous prime is 121012212212093. The next prime is 121012212212119. The reversal of 121012212212102 is 201212212210121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44686930778 + ... + 44686933485.

It is an arithmetic number, because the mean of its divisors is an integer number (22723304989122).

Almost surely, 2121012212212102 is an apocalyptic number.

121012212212102 is a deficient number, since it is larger than the sum of its proper divisors (60774227700874).

121012212212102 is an equidigital number, since it uses as much as digits as its factorization.

121012212212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89373864942.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 121012212212102 its reverse (201212212210121), we get a palindrome (322224424422223).

The spelling of 121012212212102 in words is "one hundred twenty-one trillion, twelve billion, two hundred twelve million, two hundred twelve thousand, one hundred two".

Divisors: 1 2 677 1354 89373864263 178747728526 60506106106051 121012212212102