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BaseRepresentation
bin1001010010011010101101…
…0111000011111111110100
31100011020222200121112200101
42110212223113003333310
52314303200111242322
633415200022323444
72102536116410206
oct224465327037764
940136880545611
1010212012212212
113287987738028
12118b1a6289584
13590cb0cc6975
1427439a6ca776
1512a987c4b327
hex949ab5c3ff4

10212012212212 has 6 divisors (see below), whose sum is σ = 17871021371378. Its totient is φ = 5106006106104.

The previous prime is 10212012212209. The next prime is 10212012212267. The reversal of 10212012212212 is 21221221021201.

It can be written as a sum of positive squares in only one way, i.e., 9994981082256 + 217031129956 = 3161484^2 + 465866^2 .

It is a super-2 number, since 2×102120122122122 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10212012212212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276501526523 + ... + 1276501526530.

Almost surely, 210212012212212 is an apocalyptic number.

It is an amenable number.

10212012212212 is a deficient number, since it is larger than the sum of its proper divisors (7659009159166).

10212012212212 is a wasteful number, since it uses less digits than its factorization.

10212012212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553003053057 (or 2553003053055 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10212012212212 its reverse (21221221021201), we get a palindrome (31433233233413).

The spelling of 10212012212212 in words is "ten trillion, two hundred twelve billion, twelve million, two hundred twelve thousand, two hundred twelve".