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1010212110212 = 221579991598447
BaseRepresentation
bin11101011001101010101…
…01010111111110000100
310120120112102022101010012
432230311111113332010
5113022403300011322
62052030211245352
7132661666154054
oct16546525277604
93516472271105
101010212110212
1135a4794444a8
12143951ba9858
1374354bc04c6
1436c74821564
151b428071ae2
hexeb35557f84

1010212110212 has 12 divisors (see below), whose sum is σ = 1767883488000. Its totient is φ = 505102542216.

The previous prime is 1010212110211. The next prime is 1010212110221. The reversal of 1010212110212 is 2120112120101.

It is not an unprimeable number, because it can be changed into a prime (1010212110211) by changing a digit.

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, 167228 + ... + 1431219.

It is an arithmetic number, because the mean of its divisors is an integer number (147323624000).

Almost surely, 21010212110212 is an apocalyptic number.

It is an amenable number.

1010212110212 is a deficient number, since it is larger than the sum of its proper divisors (757671377788).

1010212110212 is a wasteful number, since it uses less digits than its factorization.

1010212110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756450 (or 1756448 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1010212110212 its reverse (2120112120101), we get a palindrome (3130324230313).

The spelling of 1010212110212 in words is "one trillion, ten billion, two hundred twelve million, one hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 157999 315998 631996 1598447 3196894 6393788 252553027553 505106055106 1010212110212