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10102210201212 = 2231944307939479
BaseRepresentation
bin1001001100000001101010…
…1001101000011001111100
31022202202120101202110011020
42103000122221220121330
52311003311302414322
633252520304224140
72061601120620153
oct223003251503174
938682511673136
1010102210201212
113245361326a98
121171a6190b050
1358383282b91c
1426cd4192459a
15127bad21205c
hex9301aa6867c

10102210201212 has 24 divisors (see below), whose sum is σ = 24812446108800. Its totient is φ = 3190171642416.

The previous prime is 10102210201207. The next prime is 10102210201229. The reversal of 10102210201212 is 21210201220101.

It is a junction number, because it is equal to n+sod(n) for n = 10102210201191 and 10102210201200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22153969512 + ... + 22153969967.

It is an arithmetic number, because the mean of its divisors is an integer number (1033851921200).

Almost surely, 210102210201212 is an apocalyptic number.

10102210201212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10102210201212 is an abundant number, since it is smaller than the sum of its proper divisors (14710235907588).

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

10102210201212 is a wasteful number, since it uses less digits than its factorization.

10102210201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44307939505 (or 44307939503 counting only the distinct ones).

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

Adding to 10102210201212 its reverse (21210201220101), we get a palindrome (31312411421313).

The spelling of 10102210201212 in words is "ten trillion, one hundred two billion, two hundred ten million, two hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 44307939479 88615878958 132923818437 177231757916 265847636874 531695273748 841850850101 1683701700202 2525552550303 3367403400404 5051105100606 10102210201212