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12121020101202 = 232020170016867
BaseRepresentation
bin1011000001100010010100…
…0110001111001001010010
31120220202110201202020001220
42300120211012033021102
53042042322121214302
641440153022505510
72360500114625625
oct260304506171122
946822421666056
1012121020101202
11395354a942071
121439175135296
1369c01303161c
142dc9365c5dbc
151604677284bc
hexb062518f252

12121020101202 has 8 divisors (see below), whose sum is σ = 24242040202416. Its totient is φ = 4040340033732.

The previous prime is 12121020101171. The next prime is 12121020101213. The reversal of 12121020101202 is 20210102012121.

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

12121020101202 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010085008428 + ... + 1010085008439.

It is an arithmetic number, because the mean of its divisors is an integer number (3030255025302).

Almost surely, 212121020101202 is an apocalyptic number.

12121020101202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12121020101202 is a wasteful number, since it uses less digits than its factorization.

12121020101202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2020170016872.

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

Adding to 12121020101202 its reverse (20210102012121), we get a palindrome (32331122113323).

The spelling of 12121020101202 in words is "twelve trillion, one hundred twenty-one billion, twenty million, one hundred one thousand, two hundred two".

Divisors: 1 2 3 6 2020170016867 4040340033734 6060510050601 12121020101202