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212211010011 = 3721113372331171
BaseRepresentation
bin1100010110100011000…
…0110000100111011011
3202021202100110021011110
43011220300300213123
511434102004310021
6241253254231403
721221533552200
oct3055060604733
9667670407143
10212211010011
1181aa8645810
1235165055563
131701c0c44a0
14a3b1b49ca7
1557c04c6476
hex3168c309db

212211010011 has 192 divisors, whose sum is σ = 399182224896. Its totient is φ = 98500147200.

The previous prime is 212211009971. The next prime is 212211010021. The reversal of 212211010011 is 110010112212.

It is not a de Polignac number, because 212211010011 - 215 = 212210977243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212211010021) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 181221456 + ... + 181222626.

It is an arithmetic number, because the mean of its divisors is an integer number (2079074088).

Almost surely, 2212211010011 is an apocalyptic number.

212211010011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

212211010011 is a deficient number, since it is larger than the sum of its proper divisors (186971214885).

212211010011 is a wasteful number, since it uses less digits than its factorization.

212211010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482 (or 1475 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 212211010011 its reverse (110010112212), we get a palindrome (322221122223).

The spelling of 212211010011 in words is "two hundred twelve billion, two hundred eleven million, ten thousand, eleven".