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11211012214 = 2151181205097
BaseRepresentation
bin10100111000011101…
…00111100001110110
31001221022111102120121
422130032213201312
5140430004342324
65052242522154
7544551013543
oct123416474166
931838442517
1011211012214
114833362456
12220a66635a
13109886914c
14784d1bbca
154593715e4
hex29c3a7876

11211012214 has 16 divisors (see below), whose sum is σ = 17021493216. Its totient is φ = 5537592000.

The previous prime is 11211012193. The next prime is 11211012217. The reversal of 11211012214 is 41221011211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11211012217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47887 + ... + 157210.

It is an arithmetic number, because the mean of its divisors is an integer number (1063843326).

Almost surely, 211211012214 is an apocalyptic number.

11211012214 is a deficient number, since it is larger than the sum of its proper divisors (5810481002).

11211012214 is a wasteful number, since it uses less digits than its factorization.

11211012214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205431.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11211012214 its reverse (41221011211), we get a palindrome (52432023425).

The spelling of 11211012214 in words is "eleven billion, two hundred eleven million, twelve thousand, two hundred fourteen".

Divisors: 1 2 151 181 302 362 27331 54662 205097 410194 30969647 37122557 61939294 74245114 5605506107 11211012214